Nouns Starting With A
Here's the list of all the 10537 Nouns Starting With A in the English Language.
The list is arranged by the word lengths. Click on the length below to jump to the relevant section of the page.
| Common Nouns (with Definitions and Examples) | |
|---|---|
| are | 1. a unit of surface area equal to 100 square meters More Definitions → |
| at | 1. 100 at equal 1 kip in Laos More Definitions → |
| as | More Definitions → |
| all | More Definitions → |
| address | 1. (computer science) the code that identifies where a piece of information is stored 2. the place where a person or organization can be found or communicated with More Definitions → |
| area | 1. a particular geographical region of indefinite boundary (usually serving some special purpose or distinguished by its people or culture or geography) 2. a subject of study More Definitions → |
| access | 1. the right to enter 2. the right to obtain or make use of or take advantage of something (as services or membership) More Definitions → |
| art | 1. the products of human creativity; works of art collectively 2. the creation of beautiful or significant things More Definitions → |
| account | 1. a record or narrative description of past events 2. a short account of the news More Definitions → |
| article | 1. nonfictional prose forming an independent part of a publication 2. one of a class of artifacts More Definitions → |
| author | 1. writes (books or stories or articles or the like) professionally (for pay) 2. someone who originates or causes or initiates something More Definitions → |
| action | 1. something done (usually as opposed to something said) 2. the state of being active More Definitions → |
| air | 1. a mixture of gases (especially oxygen) required for breathing; the stuff that the wind consists of 2. the region above the ground More Definitions → |
| application | 1. the act of bringing something to bear; using it for a particular purpose 2. a verbal or written request for assistance or employment or admission to a school More Definitions → |
| above | 1. an earlier section of a written text More Definitions → |
| act | 1. a legal document codifying the result of deliberations of a committee or society or legislative body 2. something that people do or cause to happen More Definitions → |
| august | More Definitions → |
| age | 1. how long something has existed 2. an era of history having some distinctive feature More Definitions → |
| audio | 1. the audible part of a transmitted signal 2. an audible acoustic wave frequency More Definitions → |
| analysis | 1. an investigation of the component parts of a whole and their relations in making up the whole 2. the abstract separation of a whole into its constituent parts in order to study the parts and their relations More Definitions → |
| away | More Definitions → |
| archive | 1. a depository containing historical records and documents More Definitions → |
| agreement | 1. the statement (oral or written) of an exchange of promises 2. compatibility of observations More Definitions → |
| association | 1. a formal organization of people or groups of people 2. the act of consorting with or joining with others More Definitions → |
| able | More Definitions → |
| arts | 1. studies intended to provide general knowledge and intellectual skills (rather than occupational or professional skills) More Definitions → |
| average | 1. a statistic describing the location of a distribution 2. (sports) the ratio of successful performances to opportunities More Definitions → |
| adult | 1. a fully developed person from maturity onward 2. any mature animal More Definitions → |
| auto | 1. a motor vehicle with four wheels; usually propelled by an internal combustion engine More Definitions → |
| amount | 1. a quantity of money 2. the relative magnitude of something with reference to a criterion More Definitions → |
| advertising | 1. a public promotion of some product or service 2. the business of drawing public attention to goods and services More Definitions → |
| archives | 1. collection of records especially about an institution More Definitions → |
| annual | 1. (botany) a plant that completes its entire life cycle within the space of a year 2. a reference book that is published regularly once every year More Definitions → |
| active | 1. chemical agent capable of activity 2. the voice used to indicate that the grammatical subject of the verb is performing the action or causing the happening denoted by the verb More Definitions → |
| availability | 1. the quality of being at hand when needed More Definitions → |
| agency | 1. an administrative unit of government 2. a business or organization that provides a particular service, especially the mediation of transactions between two parties More Definitions → |
| activity | 1. any specific behavior 2. the state of being active More Definitions → |
| ad | 1. a public promotion of some product or service More Definitions → |
| album | 1. one or more recordings issued together; originally released on 12-inch phonograph records (usually with attractive record covers) and later on cassette audiotape and compact disc 2. a book of blank pages with pockets or envelopes; for organizing photographs or stamp collections etc More Definitions → |
| administration | 1. a method of tending to or managing the affairs of some group of people (especially the group's business affairs) 2. the persons (or committees or departments etc.) who make up a body for the purpose of administering something More Definitions → |
| addition | 1. a component that is added to something to improve it 2. the act of adding one thing to another More Definitions → |
| advice | 1. a proposal for an appropriate course of action More Definitions → |
| appropriate | More Definitions → |
| airport | 1. an airfield equipped with control tower and hangars as well as accommodations for passengers and cargo More Definitions → |
| artist | 1. a person whose creative work shows sensitivity and imagination More Definitions → |
| answer | 1. a statement (either spoken or written) that is made to reply to a question or request or criticism or accusation 2. a statement that solves a problem or explains how to solve the problem More Definitions → |
| approach | 1. ideas or actions intended to deal with a problem or situation 2. the act of drawing spatially closer to something More Definitions → |
| animal | 1. a living organism characterized by voluntary movement More Definitions → |
| anti | 1. a person who is opposed (to an action or policy or practice etc.) More Definitions → |
| accommodation | 1. making or becoming suitable; adjusting to circumstances 2. a settlement of differences More Definitions → |
| award | 1. a grant made by a law court 2. a tangible symbol signifying approval or distinction More Definitions → |
| assessment | 1. the classification of someone or something with respect to its worth 2. an amount determined as payable More Definitions → |
| amazon | 1. a large strong and aggressive woman 2. mainly green tropical American parrots More Definitions → |
| authority | 1. the power or right to give orders or make decisions 2. (usually plural) persons who exercise (administrative) control over others More Definitions → |
| agent | 1. an active and efficient cause; capable of producing a certain effect 2. a representative who acts on behalf of other persons or organizations More Definitions → |
| abstract | 1. a concept or idea not associated with any specific instance 2. a sketchy summary of the main points of an argument or theory More Definitions → |
| alternative | 1. one of a number of things from which only one can be chosen More Definitions → |
| academic | 1. an educator who works at a college or university More Definitions → |
| assistance | 1. the activity of contributing to the fulfillment of a need or furtherance of an effort or purpose 2. a person or thing that is a resource that helps make something easier or possible to do More Definitions → |
| ability | 1. the quality of being able to perform; a quality that permits or facilitates achievement or accomplishment 2. possession of the qualities (especially mental qualities) required to do something or get something done More Definitions → |
| apple | 1. fruit with red or yellow or green skin and sweet to tart crisp whitish flesh 2. native Eurasian tree widely cultivated in many varieties for its firm rounded edible fruits More Definitions → |
| aid | 1. a person or thing that is a resource that helps make something easier or possible to do 2. the activity of contributing to the fulfillment of a need or furtherance of an effort or purpose More Definitions → |
| attention | 1. the process whereby a person concentrates on some features of the environment to the (relative) exclusion of others 2. the work of providing treatment for or attending to someone or something More Definitions → |
| advance | 1. a movement forward 2. a change for the better; progress in development More Definitions → |
| army | 1. a permanent organization of the military land forces of a nation or state 2. a large number of people united for some specific purpose More Definitions → |
| auction | 1. a variety of bridge in which tricks made in excess of the contract are scored toward game; now generally superseded by contract bridge 2. the public sale of something to the highest bidder More Definitions → |
| amateur | 1. someone who pursues a study or sport as a pastime 2. an athlete who does not play for pay More Definitions → |
| architecture | 1. an architectural product or work 2. the discipline dealing with the principles of design and construction and ornamentation of fine buildings More Definitions → |
| accounting | 1. a convincing explanation that reveals basic causes 2. a system that provides quantitative information about finances More Definitions → |
| apparel | 1. clothing in general More Definitions → |
| argument | 1. a fact or assertion offered as evidence that something is true 2. a contentious speech act; a dispute where there is strong disagreement More Definitions → |
| attorney | 1. a professional person authorized to practice law; conducts lawsuits or gives legal advice More Definitions → |
| affiliate | 1. a subordinate or subsidiary associate; a person who is affiliated with another or with an organization 2. a subsidiary or subordinate organization that is affiliated with another organization More Definitions → |
| ar | 1. a unit of surface area equal to 100 square meters More Definitions → |
| acceptance | 1. the mental attitude that something is believable and should be accepted as true 2. the act of accepting with approval; favorable reception More Definitions → |
| affairs | 1. matters of personal concern 2. transactions of professional or public interest More Definitions → |
| abuse | 1. cruel or inhumane treatment 2. a rude expression intended to offend or hurt More Definitions → |
| avenue | 1. a line of approach 2. a wide street or thoroughfare More Definitions → |
| attack | 1. (military) an offensive against an enemy (using weapons) 2. an offensive move in a sport or game More Definitions → |
| approval | 1. the formal act of approving 2. a feeling of liking something or someone good More Definitions → |
| adventure | 1. a wild and exciting undertaking (not necessarily lawful) More Definitions → |
| assistant | 1. a person who contributes to the fulfillment of a need or furtherance of an effort or purpose More Definitions → |
| advertisement | 1. a public promotion of some product or service More Definitions → |
| assembly | 1. a group of machine parts that fit together to form a self-contained unit 2. the act of constructing something (as a piece of machinery) More Definitions → |
| advantage | 1. the quality of having a superior or more favorable position 2. (tennis) first point scored after deuce More Definitions → |
| atom | 1. (physics and chemistry) the smallest component of an element having the chemical properties of the element 2. (nontechnical usage) a tiny piece of anything More Definitions → |
| alert | 1. condition of heightened watchfulness or preparation for action 2. a warning serves to make you more alert to danger More Definitions → |
| associate | 1. a person who joins with others in some activity or endeavor 2. a friend who is frequently in the company of another More Definitions → |
| anime | 1. a hard copal derived from an African tree 2. any of various resins or oleoresins More Definitions → |
| acid | 1. any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt 2. street name for lysergic acid diethylamide More Definitions → |
| apartment | 1. a suite of rooms usually on one floor of an apartment house More Definitions → |
| aa | 1. a dry form of lava resembling clinkers More Definitions → |
| assets | 1. anything of material value or usefulness that is owned by a person or company More Definitions → |
| assist | 1. the activity of contributing to the fulfillment of a need or furtherance of an effort or purpose 2. (sports) the act of enabling another player to make a good play More Definitions → |
| administrator | 1. someone who administers a business 2. the party appointed by a probate court to distribute the estate of someone who dies without a will or without naming an executor More Definitions → |
| accuracy | 1. the quality of being near to the true value 2. (mathematics) the number of significant figures given in a number More Definitions → |
| academy | 1. a secondary school (usually private) 2. an institution for the advancement of art or science or literature More Definitions → |
| agriculture | 1. a large-scale farming enterprise 2. the practice of cultivating the land or raising stock More Definitions → |
| aim | 1. an anticipated outcome that is intended or that guides your planned actions 2. the goal intended to be attained (and which is believed to be attainable) More Definitions → |
| automatic | 1. self-loading rifle capable of automatic fire 2. a pistol that will keep firing until the ammunition is gone or the trigger is released More Definitions → |
| amendment | 1. the act of amending or correcting 2. a statement that is added to or revises or improves a proposal or document (a bill or constitution etc.) More Definitions → |
| alpha | 1. the 1st letter of the Greek alphabet 2. the beginning of a series or sequence More Definitions → |
| appeal | 1. earnest or urgent request 2. attractiveness that interests or pleases or stimulates More Definitions → |
| adobe | 1. the clay from which adobe bricks are made 2. sun-dried brick; used in hot dry climates More Definitions → |
| arms | 1. weapons considered collectively 2. the official symbols of a family, state, etc. More Definitions → |
| advisor | 1. an expert who gives advice More Definitions → |
| angel | 1. spiritual being attendant upon God 2. person of exceptional holiness More Definitions → |
| attempt | 1. earnest and conscientious activity intended to do or accomplish something 2. the act of attacking More Definitions → |
| accordance | 1. concurrence of opinion 2. the act of granting rights More Definitions → |
| array | 1. an orderly arrangement 2. an impressive display More Definitions → |
| alcohol | 1. a liquor or brew containing alcohol as the active agent 2. any of a series of volatile hydroxyl compounds that are made from hydrocarbons by distillation More Definitions → |
| annotation | 1. a comment or instruction (usually added) 2. the act of adding notes More Definitions → |
| aircraft | 1. a vehicle that can fly More Definitions → |
| audience | 1. a gathering of spectators or listeners at a (usually public) performance 2. the part of the general public interested in a source of information, entertainment, or a product/service More Definitions → |
| affect | 1. the conscious subjective aspect of feeling or emotion More Definitions → |
| ab | 1. the muscles of the abdomen More Definitions → |
| agenda | 1. a temporally organized plan for matters to be attended to 2. a list of matters to be taken up (as at a meeting) More Definitions → |
| advisory | 1. an announcement that usually advises or warns the public of some threat More Definitions → |
| anywhere | More Definitions → |
| arm | 1. a human limb; technically the part of the superior limb between the shoulder and the elbow but commonly used to refer to the whole superior limb 2. any projection that is thought to resemble a human arm More Definitions → |
| appendix | 1. supplementary material that is collected and appended at the back of a book 2. a vestigial process that extends from the lower end of the cecum and that resembles a small pouch More Definitions → |
| authorities | 1. the organization that is the governing authority of a political unit More Definitions → |
| ancient | 1. a very old person 2. a person who lived in ancient times More Definitions → |
| alliance | 1. the state of being allied or confederated 2. a connection based on kinship or marriage or common interest More Definitions → |
| adapter | 1. a musician who adapts a composition for particular voices or instruments or for another style of performance 2. device that enables something to be used in a way different from that for which it was intended or makes different pieces of apparatus compatible More Definitions → |
| avatar | 1. a new personification of a familiar idea 2. the manifestation of a Hindu deity (especially Vishnu) in human or superhuman or animal form More Definitions → |
| audit | 1. an inspection of the accounting procedures and records by a trained accountant or CPA 2. a methodical examination or review of a condition or situation More Definitions → |
| awareness | 1. having knowledge of 2. state of elementary or undifferentiated consciousness More Definitions → |
| alumni | 1. a person who has received a degree from a school (high school or college or university) More Definitions → |
| asking | 1. the verbal act of requesting More Definitions → |
| applicant | 1. a person who requests or seeks something such as assistance or employment or admission More Definitions → |
| acquisition | 1. the act of contracting or assuming or acquiring possession of something 2. something acquired More Definitions → |
| accessibility | 1. the quality of being at hand when needed 2. the attribute of being easy to meet or deal with More Definitions → |
| anniversary | 1. the date on which an event occurred in some previous year (or the celebration of it) More Definitions → |
| accident | 1. an unfortunate mishap; especially one causing damage or injury 2. anything that happens suddenly or by chance without an apparent cause More Definitions → |
| accessory | 1. clothing that is worn or carried, but not part of your main clothing 2. a supplementary component that improves capability More Definitions → |
| airline | 1. a hose that carries air under pressure 2. a commercial enterprise that provides scheduled flights for passengers More Definitions → |
| afternoon | 1. the part of the day between noon and evening 2. a conventional expression of greeting or farewell, used to wish someone a good afternoon More Definitions → |
| antique | 1. an elderly man 2. any piece of furniture or decorative object or the like produced in a former period and valuable because of its beauty or rarity More Definitions → |
| acting | 1. the performance of a part or role in a drama More Definitions → |
| asset | 1. a useful or valuable quality More Definitions → |
| aged | 1. people who are old collectively More Definitions → |
| adoption | 1. the act of accepting with approval; favorable reception 2. a legal proceeding that creates a parent-child relation between persons not related by blood; the adopted child is entitled to all privileges belonging to a natural child of the adoptive parents (including the right to inherit) More Definitions → |
| animation | 1. the condition of living or the state of being alive 2. the property of being able to survive and grow More Definitions → |
| aviation | 1. the aggregation of a country's military aircraft 2. the operation of aircraft to provide transportation More Definitions → |
| alarm | 1. fear resulting from the awareness of danger 2. a device that signals the occurrence of some undesirable event More Definitions → |
| angle | 1. the space between two lines or planes that intersect; the inclination of one line to another; measured in degrees or radians 2. a biased way of looking at or presenting something More Definitions → |
| analyst | 1. someone who is skilled at analyzing data 2. an expert who studies financial data (on credit or securities or sales or financial patterns etc.) and recommends appropriate business actions More Definitions → |
| attachment | 1. a feeling of affection for a person or an institution 2. a supplementary part or accessory More Definitions → |
| asp | 1. of southern Europe; similar to but smaller than the adder 2. cobra used by the Pharaohs as a symbol of their power over life and death More Definitions → |
| appointment | 1. the act of putting a person into a non-elective position 2. a meeting arranged in advance More Definitions → |
| appearance | 1. outward or visible aspect of a person or thing 2. the event of coming into sight More Definitions → |
| apache | 1. a Parisian gangster More Definitions → |
| algorithm | 1. a precise rule (or set of rules) specifying how to solve some problem More Definitions → |
| admission | 1. the act of admitting someone to enter 2. an acknowledgment of the truth of something More Definitions → |
| actor | 1. a theatrical performer 2. a person who acts and gets things done More Definitions → |
| absolute | 1. something that is conceived or that exists independently and not in relation to other things; something that does not depend on anything else and is beyond human control; something that is not relative More Definitions → |
| attribute | 1. a construct whereby objects or individuals can be distinguished 2. an abstraction belonging to or characteristic of an entity More Definitions → |
| arcade | 1. a covered passageway with shops and stalls on either side 2. a structure composed of a series of arches supported by columns More Definitions → |
| arrival | 1. accomplishment of an objective 2. the act of arriving at a certain place More Definitions → |
| aspect | 1. a distinct feature or element in a problem 2. a characteristic to be considered More Definitions → |
| abroad | More Definitions → |
| atmosphere | 1. a particular environment or surrounding influence 2. a unit of pressure: the pressure that will support a column of mercury 760 mm high at sea level and 0 degrees centigrade More Definitions → |
| assignment | 1. a duty that you are assigned to perform (especially in the armed forces) 2. the instrument by which a claim or right or interest or property is transferred from one person to another More Definitions → |
| absence | 1. the state of being absent 2. failure to be present More Definitions → |
| anna | 1. a former copper coin of Pakistan and India More Definitions → |
| acrobat | 1. an athlete who performs acts requiring skill and agility and coordination More Definitions → |
| acres | 1. extensive landed property (especially in the country) retained by the owner for his own use More Definitions → |
| aluminum | 1. a silvery ductile metallic element found primarily in bauxite More Definitions → |
| attendance | 1. the act of being present (at a meeting or event etc.) 2. the frequency with which a person is present More Definitions → |
| arena | 1. a particular environment or walk of life 2. the central area of an ancient Roman amphitheater where contests and spectacles were held; especially an area that was strewn with sand More Definitions → |
| announcement | 1. a formal public statement 2. a public statement containing information about an event that has happened or is going to happen More Definitions → |
| appreciate | More Definitions → |
| amp | 1. the basic unit of electric current adopted under the Systeme International d'Unites More Definitions → |
| appearing | 1. formal attendance (in court or at a hearing) of a party in an action More Definitions → |
| authentication | 1. a mark on an article of trade to indicate its origin and authenticity 2. validating the authenticity of something or someone More Definitions → |
| alternate | 1. someone who takes the place of another person More Definitions → |
| achievement | 1. the action of accomplishing something More Definitions → |
| analog | 1. something having the property of being analogous to something else More Definitions → |
| automation | 1. the act of implementing the control of equipment with advanced technology; usually involving electronic hardware 2. the condition of being automatically operated or controlled More Definitions → |
| athletics | 1. an active diversion requiring physical exertion and competition 2. a contest between athletes More Definitions → |
| axis | 1. a straight line through a body or figure that satisfies certain conditions 2. the main stem or central part about which plant organs or plant parts such as branches are arranged More Definitions → |
| adjustment | 1. making or becoming suitable; adjusting to circumstances 2. the act of making something different (as e.g. the size of a garment) More Definitions → |
| attitude | 1. a complex mental state involving beliefs and feelings and values and dispositions to act in certain ways 2. the arrangement of the body and its limbs More Definitions → |
| ai | 1. a sloth that has three long claws on each forefoot and each hindfoot More Definitions → |
| arc | 1. electrical conduction through a gas in an applied electric field 2. a continuous portion of a circle More Definitions → |
| atlas | 1. a collection of maps in book form 2. the 1st cervical vertebra More Definitions → |
| antenna | 1. an electrical device that sends or receives radio or television signals 2. sensitivity similar to that of a receptor organ More Definitions → |
| aging | 1. acquiring desirable qualities by being left undisturbed for some time 2. the organic process of growing older and showing the effects of increasing age More Definitions → |
| attraction | 1. the force by which one object attracts another 2. an entertainment that is offered to the public More Definitions → |
| assurance | 1. freedom from doubt; belief in yourself and your abilities 2. a binding commitment to do or give or refrain from something More Definitions → |
| aside | 1. a line spoken by an actor to the audience but not intended for others on the stage 2. a message that departs from the main subject More Definitions → |
| allocation | 1. a share set aside for a specific purpose 2. the act of distributing by allotting or apportioning; distribution according to a plan More Definitions → |
| arrow | 1. a mark to indicate a direction or relation 2. a projectile with a straight thin shaft and an arrowhead on one end and stabilizing vanes on the other; intended to be shot from a bow More Definitions → |
| arrangement | 1. the thing arranged or agreed to 2. an orderly grouping (of things or persons) considered as a unit; the result of arranging More Definitions → |
| ace | 1. the smallest whole number or a numeral representing this number 2. one of four playing cards in a deck having a single pip on its face More Definitions → |
| acute | 1. a mark placed above a vowel to indicate pronunciation More Definitions → |
| amber | 1. a deep yellow color 2. a hard yellowish to brownish translucent fossil resin; used for jewelry More Definitions → |
| automobile | 1. a motor vehicle with four wheels; usually propelled by an internal combustion engine More Definitions → |
| acoustic | 1. a remedy for hearing loss or deafness More Definitions → |
| astronomy | 1. the branch of physics that studies celestial bodies and the universe as a whole More Definitions → |
| artwork | 1. photographs or other visual representations in a printed publication More Definitions → |
| artificial | More Definitions → |
| activation | 1. stimulation of activity in an organism or chemical 2. the activity of causing to have energy and be active More Definitions → |
| alien | 1. a person who comes from a foreign country; someone who does not owe allegiance to your country 2. anyone who does not belong in the environment in which they are found More Definitions → |
| amenities | 1. things that make you comfortable and at ease More Definitions → |
| authorization | 1. a document giving an official instruction or command 2. the power or right to give orders or make decisions More Definitions → |
| arch | 1. a curved shape in the vertical plane that spans an opening 2. a curved bony structure supporting or enclosing organs (especially the inner sides of the feet) More Definitions → |
| assault | 1. close fighting during the culmination of a military attack 2. a threatened or attempted physical attack by someone who appears to be able to cause bodily harm if not stopped More Definitions → |
| analyses | 1. an investigation of the component parts of a whole and their relations in making up the whole 2. the abstract separation of a whole into its constituent parts in order to study the parts and their relations More Definitions → |
| adjacent | More Definitions → |
| attending | 1. the process whereby a person concentrates on some features of the environment to the (relative) exclusion of others 2. the act of being present (at a meeting or event etc.) More Definitions → |
| apparent | More Definitions → |
| autumn | 1. the season when the leaves fall from the trees More Definitions → |
| anxiety | 1. (psychiatry) a relatively permanent state of worry and nervousness occurring in a variety of mental disorders, usually accompanied by compulsive behavior or attacks of panic 2. a vague unpleasant emotion that is experienced in anticipation of some (usually ill-defined) misfortune More Definitions → |
| advocacy | 1. active support of an idea or cause etc.; especially the act of pleading or arguing for something More Definitions → |
| attach | More Definitions → |
| abortion | 1. termination of pregnancy 2. failure of a plan More Definitions → |
| addiction | 1. being abnormally tolerant to and dependent on something that is psychologically or physically habit-forming (especially alcohol or narcotic drugs) 2. an abnormally strong craving More Definitions → |
| angry | More Definitions → |
| advertiser | 1. someone whose business is advertising More Definitions → |
| accountability | 1. responsibility to someone or for some activity More Definitions → |
| appliance | 1. a device or control that is very useful for a particular job 2. durable goods for home or office use More Definitions → |
| architect | 1. someone who creates plans to be used in making something (such as buildings) More Definitions → |
| ash | 1. the residue that remains when something is burned 2. any of various deciduous pinnate-leaved ornamental or timber trees of the genus Fraxinus More Definitions → |
| accused | 1. a defendant in a criminal proceeding More Definitions → |
| anchor | 1. a mechanical device that prevents a vessel from moving 2. a central cohesive source of support and stability More Definitions → |
| arthritis | 1. inflammation of a joint or joints More Definitions → |
| assuming | More Definitions → |
| annex | 1. an addition that extends a main building More Definitions → |
| aggregate | 1. the whole amount 2. material such as sand or gravel used with cement and water to make concrete, mortar, or plaster More Definitions → |
| amino | 1. the radical -NH2 More Definitions → |
| assumption | 1. a statement that is assumed to be true and from which a conclusion can be drawn 2. a hypothesis that is taken for granted More Definitions → |
| anger | 1. a strong emotion; a feeling that is oriented toward some real or supposed grievance 2. the state of being angry More Definitions → |
| asthma | 1. respiratory disorder characterized by wheezing; usually of allergic origin More Definitions → |
| advocate | 1. a person who pleads for a cause or propounds an idea 2. a lawyer who pleads cases in court More Definitions → |
| arrest | 1. the act of apprehending (especially apprehending a criminal) 2. the state of inactivity following an interruption More Definitions → |
| alignment | 1. an organization of people (or countries) involved in a pact or treaty 2. the spatial property possessed by an arrangement or position of things in a straight line or in parallel lines More Definitions → |
| arctic | 1. a waterproof overshoe that protects shoes from water or snow More Definitions → |
| appreciation | 1. understanding of the nature or meaning or quality or magnitude of something 2. delicate discrimination (especially of esthetic values) More Definitions → |
| anatomy | 1. the branch of morphology that deals with the structure of animals 2. alternative names for the body of a human being More Definitions → |
| airfare | 1. the fare charged for traveling by airplane More Definitions → |
| alpine | More Definitions → |
| alias | 1. a name that has been assumed More Definitions → |
| appraisal | 1. the classification of someone or something with respect to its worth 2. a document appraising the value of something (as for insurance or taxation) More Definitions → |
| aboriginal | 1. an indigenous person who was born in a particular place More Definitions → |
| actress | 1. a female actor More Definitions → |
| assign | More Definitions → |
| accommodate | More Definitions → |
| aurora | 1. the first light of day 2. an atmospheric phenomenon consisting of bands of light caused by charged solar particles following the earth's magnetic lines of force More Definitions → |
| approximate | More Definitions → |
| algebra | 1. the mathematics of generalized arithmetical operations More Definitions → |
| affiliation | 1. a social or business relationship 2. the act of becoming formally connected or joined More Definitions → |
| aerospace | 1. the atmosphere and outer space considered as a whole More Definitions → |
| accreditation | 1. the act of granting credit or recognition (especially with respect to an educational institution that maintains suitable standards) More Definitions → |
| acre | 1. a unit of area (4840 square yards) used in English-speaking countries More Definitions → |
| aqua | 1. a shade of blue tinged with green More Definitions → |
| acknowledge | More Definitions → |
| aerial | 1. a pass to a receiver downfield from the passer 2. an electrical device that sends or receives radio or television signals More Definitions → |
| allergy | 1. hypersensitivity reaction to a particular allergen; symptoms can vary greatly in intensity More Definitions → |
| amplifier | 1. electronic equipment that increases strength of signals passing through it More Definitions → |
| arbitrary | More Definitions → |
| ana | 1. a collection of anecdotes about a person or place More Definitions → |
| alto | 1. a singer whose voice lies in the alto clef 2. the lowest female singing voice More Definitions → |
| astrology | 1. a pseudoscience claiming divination by the positions of the planets and sun and moon More Definitions → |
| acrylic | 1. polymerized from acrylonitrile 2. a glassy thermoplastic; can be cast and molded or used in coatings and adhesives More Definitions → |
| acne | 1. an inflammatory disease involving the sebaceous glands of the skin; characterized by papules or pustules or comedones More Definitions → |
| atmospheric | More Definitions → |
| ant | 1. social insect living in organized colonies; characteristically the males and fertile queen have wings during breeding season; wingless sterile females are the workers More Definitions → |
| allowance | 1. an amount allowed or granted (as during a given period) 2. a sum granted as reimbursement for expenses More Definitions → |
| accomplish | More Definitions → |
| ambassador | 1. a diplomat of the highest rank; accredited as representative from one country to another 2. an informal representative More Definitions → |
| aquatic | 1. a plant that lives in or on water More Definitions → |
| assured | More Definitions → |
| accent | 1. distinctive manner of oral expression 2. special importance or significance More Definitions → |
| ambient | More Definitions → |
| adaptor | 1. device that enables something to be used in a way different from that for which it was intended or makes different pieces of apparatus compatible More Definitions → |
| auburn | More Definitions → |
| armor | 1. protective covering made of metal and used in combat 2. a military unit consisting of armored fighting vehicles More Definitions → |
| ate | More Definitions → |
| antibody | 1. any of a large variety of proteins normally present in the body or produced in response to an antigen which it neutralizes, thus producing an immune response More Definitions → |
| afterwards | More Definitions → |
| ala | 1. a flat wing-shaped process or winglike part of an organism 2. a wing of an insect More Definitions → |
| apparatus | 1. equipment designed to serve a specific function 2. (anatomy) a group of body parts that work together to perform a given function More Definitions → |
| arbitration | 1. (law) the hearing and determination of a dispute by an impartial referee agreed to by both parties (often used to settle disputes between labor and management) 2. the act of deciding as an arbiter; giving authoritative judgment More Definitions → |
| anthropology | 1. the social science that studies the origins and social relationships of human beings More Definitions → |
| adolescent | 1. a juvenile between the onset of puberty and maturity More Definitions → |
| annoying | 1. the act of troubling or annoying someone More Definitions → |
| affair | 1. a vaguely specified concern 2. a usually secretive or illicit sexual relationship More Definitions → |
| alloy | 1. a mixture containing two or more metallic elements or metallic and nonmetallic elements usually fused together or dissolving into each other when molten 2. the state of impairing the quality or reducing the value of something More Definitions → |
| advert | 1. a public promotion of some product or service More Definitions → |
| auditor | 1. someone who listens attentively 2. a student who attends a course but does not take it for credit More Definitions → |
| aquarium | 1. a tank or pool or bowl filled with water for keeping live fish and underwater animals More Definitions → |
| adaptation | 1. a written work (as a novel) that has been recast in a new form 2. the process of adapting to something (such as environmental conditions) More Definitions → |
| absorption | 1. (chemistry) a process in which one substance permeates another; a fluid permeates or is dissolved by a liquid or solid 2. (physics) the process in which incident radiated energy is retained without reflection or transmission on passing through a medium More Definitions → |
| airplane | 1. an aircraft that has a fixed wing and is powered by propellers or jets More Definitions → |
| asbestos | 1. a fibrous amphibole; used for making fireproof articles; inhaling fibers can cause asbestosis or lung cancer More Definitions → |
| advancement | 1. encouragement of the progress or growth or acceptance of something 2. the act of moving forward (as toward a goal) More Definitions → |
| aluminium | 1. a silvery ductile metallic element found primarily in bauxite More Definitions → |
| asylum | 1. a shelter from danger or hardship 2. a hospital for mentally incompetent or unbalanced person More Definitions → |
| arbor | 1. tree (as opposed to shrub) 2. any of various rotating shafts that serve as axes for larger rotating parts More Definitions → |
| accord | 1. harmony of people's opinions or actions or characters 2. concurrence of opinion More Definitions → |
| allies | 1. an alliance of nations joining together to fight a common enemy More Definitions → |
| ascending | 1. the act of changing location in an upward direction More Definitions → |
| athlete | 1. a person trained to compete in sports More Definitions → |
| adviser | 1. an expert who gives advice More Definitions → |
| abundance | 1. the property of a more than adequate quantity or supply 2. (physics) the ratio of the number of atoms of a specific isotope of an element to the total number of isotopes present More Definitions → |
| appellant | 1. the party who appeals a decision of a lower court More Definitions → |
| archaeology | 1. the branch of anthropology that studies prehistoric people and their cultures More Definitions → |
| asterisk | 1. a star-shaped character * used in printing More Definitions → |
| accession | 1. a process of increasing by addition (as to a collection or group) 2. (civil law) the right to all of that which your property produces whether by growth or improvement More Definitions → |
| anchorage | 1. a fee for anchoring 2. place for vessels to anchor More Definitions → |
| aspen | 1. any of several trees of the genus Populus having leaves on flattened stalks so that they flutter in the lightest wind More Definitions → |
| aunt | 1. the sister of your father or mother; the wife of your uncle More Definitions → |
| adhesive | 1. a substance that unites or bonds surfaces together More Definitions → |
| altitude | 1. elevation especially above sea level or above the earth's surface 2. the perpendicular distance from the base of a geometric figure to the opposite vertex (or side if parallel) More Definitions → |
| alphabet | 1. a character set that includes letters and is used to write a language 2. the elementary stages of any subject (usually plural) More Definitions → |
| alley | 1. a narrow street with walls on both sides 2. a lane down which a bowling ball is rolled toward pins More Definitions → |
| auxiliary | 1. someone who acts as assistant More Definitions → |
| authorize | More Definitions → |
| approaching | 1. the event of one object coming closer to another 2. the temporal property of becoming nearer in time More Definitions → |
| ambulance | 1. a vehicle that takes people to and from hospitals More Definitions → |
| accountant | 1. someone who maintains and audits business accounts More Definitions → |
| aperture | 1. a device that controls amount of light admitted 2. a natural opening in something More Definitions → |
| auditorium | 1. the area of a theater or concert hall where the audience sits More Definitions → |
| abbey | 1. a church associated with a monastery or convent 2. a convent ruled by an abbess More Definitions → |
| ankle | 1. a gliding joint between the distal ends of the tibia and fibula and the proximal end of the talus More Definitions → |
| acceleration | 1. an increase in rate of change 2. the act of accelerating; increasing the speed More Definitions → |
| altogether | 1. informal terms for nakedness More Definitions → |
| accumulation | 1. an increase by natural growth or addition 2. several things grouped together or considered as a whole More Definitions → |
| activism | 1. a policy of taking direct action to achieve a political or social goal More Definitions → |
| activist | 1. a militant reformer More Definitions → |
| advent | 1. arrival that has been awaited (especially of something momentous) More Definitions → |
| arsenal | 1. all the weapons and equipment that a country has 2. a military structure where arms and ammunition and other military equipment are stored and training is given in the use of arms More Definitions → |
| affirmative | 1. a reply of affirmation More Definitions → |
| abnormal | More Definitions → |
| alcoholic | 1. a person who drinks alcohol to excess habitually More Definitions → |
| analyzer | 1. an instrument that performs analyses More Definitions → |
| accidental | 1. a musical notation that makes a note sharp or flat or natural although that is not part of the key signature More Definitions → |
| ark | 1. a boat built by Noah to save his family and animals from the flood More Definitions → |
| avail | 1. a means of serving More Definitions → |
| autism | 1. (psychiatry) an abnormal absorption with the self; marked by communication disorders and short attention span and inability to treat others as people More Definitions → |
| assay | 1. an appraisal of the state of affairs 2. a substance that is undergoing an analysis of its components More Definitions → |
| appropriation | 1. money set aside (as by a legislature) for a specific purpose 2. incorporation by joining or uniting More Definitions → |
| approximation | 1. an approximate calculation of quantity or degree or worth 2. the quality of coming near to identity (especially close in quantity) More Definitions → |
| administer | More Definitions → |
| ancestry | 1. the hereditary derivation of an individual 2. inherited properties shared with others of your bloodline More Definitions → |
| ax | 1. an edge tool with a heavy bladed head mounted across a handle More Definitions → |
| accelerator | 1. a pedal that controls the throttle valve 2. a valve that regulates the supply of fuel to the engine More Definitions → |
| amusement | 1. a feeling of delight at being entertained 2. an activity that is diverting and that holds the attention More Definitions → |
| afghan | 1. a blanket knitted or crocheted in strips or squares; sometimes used as a shawl 2. a coat made of sheepskin More Definitions → |
| ale | 1. a general name for beer made with a top fermenting yeast; in some of the United States an ale is (by law) a brew of more than 4% alcohol by volume More Definitions → |
| apex | 1. the highest point (of something) 2. the point on the celestial sphere toward which the sun and solar system appear to be moving relative to the fixed stars More Definitions → |
| applet | 1. a Java application; an application program that uses the client's web browser to provide a user interface More Definitions → |
| antigen | 1. any substance (as a toxin or enzyme) that stimulates an immune response in the body (especially the production of antibodies) More Definitions → |
| accompany | More Definitions → |
| artery | 1. a blood vessel that carries blood from the heart to the body 2. a major thoroughfare that bears important traffic More Definitions → |
| autobiography | 1. a biography of yourself More Definitions → |
| almanac | 1. an annual publication including weather forecasts and other miscellaneous information arranged according to the calendar of a given year 2. an annual publication containing tabular information in a particular field or fields arranged according to the calendar of a given year More Definitions → |
| aromatherapy | 1. the therapeutic use of aromatic plant extracts and essential oils in baths or massage More Definitions → |
| attic | 1. floor consisting of open space at the top of a house just below roof; often used for storage 2. informal terms for a human head More Definitions → |
| appetite | 1. a feeling of craving something More Definitions → |
| anthology | 1. a collection of selected literary passages More Definitions → |
| aide | 1. an officer who acts as military assistant to a more senior officer 2. someone who acts as assistant More Definitions → |
| acquiring | 1. the act of acquiring something More Definitions → |
| affinity | 1. (immunology) the attraction between an antigen and an antibody 2. (anthropology) kinship by marriage or adoption; not a blood relationship More Definitions → |
| amnesty | 1. a period during which offenders are exempt from punishment 2. a warrant granting release from punishment for an offense More Definitions → |
| ally | 1. a friendly nation 2. an associate who provides cooperation or assistance More Definitions → |
| accelerate | More Definitions → |
| apprentice | 1. works for an expert to learn a trade More Definitions → |
| attainment | 1. the act of achieving an aim 2. arrival at a new stage More Definitions → |
| asphalt | 1. mixed asphalt and crushed gravel or sand; used especially for paving but also for roofing 2. a dark bituminous substance found in natural beds and as residue from petroleum distillation; consists mainly of hydrocarbons More Definitions → |
| amplitude | 1. (physics) the maximum displacement of a periodic wave 2. the property of copious abundance More Definitions → |
| aesthetic | 1. (philosophy) a philosophical theory as to what is beautiful More Definitions → |
| abdominal | 1. the muscles of the abdomen More Definitions → |
| arguing | 1. a contentious speech act; a dispute where there is strong disagreement More Definitions → |
| aftermath | 1. the consequences of an event (especially a catastrophic event) 2. the outcome of an event especially as relative to an individual More Definitions → |
| ashes | 1. the residue that remains when something is burned 2. any of various deciduous pinnate-leaved ornamental or timber trees of the genus Fraxinus More Definitions → |
| attribution | 1. assigning some quality or character to a person or thing 2. assigning to a cause or source More Definitions → |
| autonomy | 1. immunity from arbitrary exercise of authority: political independence 2. personal independence More Definitions → |
| assertion | 1. a declaration that is made emphatically (as if no supporting evidence were necessary) 2. the act of affirming or asserting or stating something More Definitions → |
| allergic | More Definitions → |
| addict | 1. someone who is so ardently devoted to something that it resembles an addiction 2. someone who is physiologically dependent on a substance or activity More Definitions → |
| arithmetic | 1. the branch of pure mathematics dealing with the theory of numerical calculations More Definitions → |
| admiral | 1. the supreme commander of a fleet; ranks above a vice admiral and below a fleet admiral 2. any of several brightly colored butterflies More Definitions → |
| anticipate | More Definitions → |
| archery | 1. the sport of shooting arrows with a bow More Definitions → |
| avian | More Definitions → |
| augmentation | 1. the amount by which something becomes greater 2. the statement of a theme in notes of greater duration (usually twice the length of the original) More Definitions → |
| annuity | 1. income from capital investment paid in a series of regular payments More Definitions → |
| assortment | 1. a collection containing a variety of sorts of things 2. the act of distributing things into classes or categories of the same type More Definitions → |
| amortization | 1. the reduction of the value of an asset by prorating its cost over a period of years 2. payment of an obligation in a series of installments or transfers More Definitions → |
| alteration | 1. an event that occurs when something passes from one state or phase to another 2. the act of making something different (as e.g. the size of a garment) More Definitions → |
| acupuncture | 1. treatment of pain or disease by inserting the tips of needles at specific points on the skin More Definitions → |
| acknowledgement | 1. the state or quality of being recognized or acknowledged 2. a statement acknowledging something or someone More Definitions → |
| armour | 1. a military unit consisting of armored fighting vehicles 2. protective covering made of metal and used in combat More Definitions → |
| avalanche | 1. a slide of large masses of snow and ice and mud down a mountain 2. a sudden appearance of an overwhelming number of things More Definitions → |
| axe | 1. an edge tool with a heavy bladed head mounted across a handle More Definitions → |
| archer | 1. a person who is expert in the use of a bow and arrow More Definitions → |
| abandon | 1. the trait of lacking restraint or control; reckless freedom from inhibition or worry 2. a feeling of extreme emotional intensity More Definitions → |
| aba | 1. a loose sleeveless outer garment made from aba cloth; worn by Arabs 2. a fabric woven from goat hair and camel hair More Definitions → |
| allowable | More Definitions → |
| analogue | 1. something having the property of being analogous to something else More Definitions → |
| aggregation | 1. several things grouped together or considered as a whole 2. the act of gathering something together More Definitions → |
| altar | 1. the table in Christian churches where communion is given 2. a raised structure on which gifts or sacrifices to a god are made More Definitions → |
| airmail | 1. letters and packages that are transported by aircraft 2. a system of conveying mail by aircraft More Definitions → |
| analytic | More Definitions → |
| amethyst | 1. a transparent purple variety of quartz; used as a gemstone More Definitions → |
| ambition | 1. a cherished desire 2. a strong drive for success More Definitions → |
| apologize | More Definitions → |
| ammunition | 1. projectiles to be fired from a gun 2. any nuclear or chemical or biological material that can be used as a weapon of mass destruction More Definitions → |
| artillery | 1. large but transportable armament 2. an army unit that uses big guns More Definitions → |
| applicability | 1. relevance by virtue of being applicable to the matter at hand More Definitions → |
| authenticity | 1. undisputed credibility More Definitions → |
| anthem | 1. a song of devotion or loyalty (as to a nation or school) 2. a song of praise (to God or to a saint or to a nation) More Definitions → |
| aggression | 1. a disposition to behave aggressively 2. a feeling of hostility that arouses thoughts of attack More Definitions → |
| aquaculture | 1. rearing aquatic animals or cultivating aquatic plants for food More Definitions → |
| accountancy | 1. the occupation of maintaining and auditing records and preparing financial reports for a business More Definitions → |
| acoustics | 1. the study of the physical properties of sound More Definitions → |
| almond | 1. small bushy deciduous tree native to Asia and North Africa having pretty pink blossoms and highly prized edible nuts enclosed in a hard green hull; cultivated in southern Australia and California 2. oval-shaped edible seed of the almond tree More Definitions → |
| axle | 1. a shaft on which a wheel rotates More Definitions → |
| ape | 1. any of various primates with short tails or no tail at all 2. someone who copies the words or behavior of another More Definitions → |
| antibiotic | 1. a chemical substance derivable from a mold or bacterium that can kill microorganisms and cure bacterial infections More Definitions → |
| abstraction | 1. a concept or idea not associated with any specific instance 2. the act of withdrawing or removing something More Definitions → |
| affection | 1. a positive feeling of liking More Definitions → |
| anterior | 1. a tooth situated at the front of the mouth More Definitions → |
| aspirin | 1. the acetylated derivative of salicylic acid; used as an analgesic anti-inflammatory drug (trade names Bayer, Empirin, and St. Joseph) usually taken in tablet form; used as an antipyretic; slows clotting of the blood by poisoning platelets More Definitions → |
| attendant | 1. someone who waits on or tends to or attends to the needs of another 2. a person who is present and participates in a meeting More Definitions → |
| avoidance | 1. deliberately avoiding; keeping away from or preventing from happening More Definitions → |
| ageing | 1. acquiring desirable qualities by being left undisturbed for some time 2. the organic process of growing older and showing the effects of increasing age More Definitions → |
| analogy | 1. an inference that if things agree in some respects they probably agree in others 2. drawing a comparison in order to show a similarity in some respect More Definitions → |
| aura | 1. a sensation (as of a cold breeze or bright light) that precedes the onset of certain disorders such as a migraine attack or epileptic seizure 2. an indication of radiant light drawn around the head of a saint More Definitions → |
| anticipation | 1. an expectation 2. something expected (as on the basis of a norm) More Definitions → |
| awe | 1. an overwhelming feeling of wonder or admiration 2. a feeling of profound respect for someone or something More Definitions → |
| antitrust | More Definitions → |
| anesthesia | 1. loss of bodily sensation with or without loss of consciousness More Definitions → |
| academia | 1. the academic world More Definitions → |
| apocalypse | 1. a cosmic cataclysm in which God destroys the ruling powers of evil More Definitions → |
| argus | 1. large brilliantly patterned East Indian pheasant More Definitions → |
| absurd | 1. a situation in which life seems irrational and meaningless More Definitions → |
| aggregator | 1. a person who collects things More Definitions → |
| approving | 1. the formal act of approving More Definitions → |
| acreage | 1. an area of ground used for some particular purpose (such as building or farming) More Definitions → |
| audition | 1. the ability to hear; the auditory faculty 2. a test of the suitability of a performer More Definitions → |
| acronym | 1. a word formed from the initial letters of the several words in the name and pronounced as one word More Definitions → |
| affidavit | 1. written declaration made under oath; a written statement sworn to be true before someone legally authorized to administer an oath More Definitions → |
| assassination | 1. an attack intended to ruin someone's reputation 2. murder of a public figure by surprise attack More Definitions → |
| acetate | 1. a salt or ester of acetic acid 2. a fabric made from fibers of cellulose acetate More Definitions → |
| aerosol | 1. a cloud of solid or liquid particles in a gas 2. a dispenser that holds a substance under pressure and that can release it as a fine spray (usually by means of a propellant gas) More Definitions → |
| adjunct | 1. something added to another thing but not an essential part of it 2. a person who is an assistant or subordinate to another More Definitions → |
| aloha | 1. an acknowledgment that can be used to say hello or goodbye (aloha is Hawaiian and ciao is Italian) More Definitions → |
| axes | 1. a straight line through a body or figure that satisfies certain conditions 2. the main stem or central part about which plant organs or plant parts such as branches are arranged More Definitions → |
| archbishop | 1. a bishop of highest rank More Definitions → |
| apoptosis | 1. a type of cell death in which the cell uses specialized cellular machinery to kill itself; a cell suicide mechanism that enables metazoans to control cell number and eliminate cells that threaten the animal's survival More Definitions → |
| additive | 1. something added to enhance food or gasoline or paint or medicine More Definitions → |
| algae | 1. primitive chlorophyll-containing mainly aquatic eukaryotic organisms lacking true stems and roots and leaves More Definitions → |
| alcoholism | 1. habitual intoxication; prolonged and excessive intake of alcoholic drinks leading to a breakdown in health and an addiction to alcohol such that abrupt deprivation leads to severe withdrawal symptoms 2. an intense persistent desire to drink alcoholic beverages to excess More Definitions → |
| anarchy | 1. a state of lawlessness and disorder (usually resulting from a failure of government) More Definitions → |
| acme | 1. the highest level or degree attainable; the highest stage of development 2. the highest point (of something) More Definitions → |
| appendices | 1. supplementary material that is collected and appended at the back of a book 2. a vestigial process that extends from the lower end of the cecum and that resembles a small pouch More Definitions → |
| aria | 1. an elaborate song for solo voice More Definitions → |
| armada | 1. a large fleet More Definitions → |
| arranging | 1. the act of arranging and adapting a piece of music More Definitions → |
| amelia | 1. congenital absence of an arm or leg More Definitions → |
| apology | 1. an expression of regret at having caused trouble for someone 2. a formal written defense of something you believe in strongly More Definitions → |
| ammonia | 1. a water solution of ammonia 2. a pungent gas compounded of nitrogen and hydrogen (NH3) More Definitions → |
| aroma | 1. any property detected by the olfactory system 2. a distinctive odor that is pleasant More Definitions → |
| assigning | 1. the act of distributing something to designated places or persons More Definitions → |
| arterial | More Definitions → |
| allegro | 1. a brisk and lively tempo 2. a musical composition or musical passage to be performed quickly in a brisk lively manner More Definitions → |
| awakening | 1. the act of waking More Definitions → |
| autograph | 1. something written by one's own hand 2. a person's own signature More Definitions → |
| ante | 1. (poker) the initial contribution that each player makes to the pot More Definitions → |
| ancestor | 1. someone from whom you are descended (but usually more remote than a grandparent) More Definitions → |
| anthrax | 1. a highly infectious animal disease (especially cattle and sheep); it can be transmitted to people 2. a disease of humans that is not communicable; caused by infection with Bacillus anthracis followed by septicemia More Definitions → |
| adequacy | 1. the quality of being able to meet a need satisfactorily: 2. the quality of being sufficient for the end in view More Definitions → |
| appraiser | 1. one who estimates officially the worth or value or quality of things 2. one who determines authenticity (as of works of art) or who guarantees validity More Definitions → |
| adhesion | 1. abnormal union of bodily tissues; most common in the abdomen 2. a fibrous band of scar tissue that binds together normally separate anatomical structures More Definitions → |
| aesthetics | 1. (art) the branch of philosophy dealing with beauty and taste (emphasizing the evaluative criteria that are applied to art) More Definitions → |
| aisle | 1. a long narrow passage (as in a cave or woods) 2. passageway between seating areas as in an auditorium or passenger vehicle or between areas of shelves of goods as in stores More Definitions → |
| altering | 1. the sterilization of an animal More Definitions → |
| annals | 1. reports of the work of a society or learned body etc 2. a chronological account of events in successive years More Definitions → |
| accomplishment | 1. the action of accomplishing something 2. an ability that has been acquired by training More Definitions → |
| aloe | 1. succulent plants having rosettes of leaves usually with fiber like hemp and spikes of showy flowers; found chiefly in Africa More Definitions → |
| adherence | 1. faithful support for a cause or political party or religion 2. the property of sticking together (as of glue and wood) or the joining of surfaces of different composition More Definitions → |
| attacker | 1. someone who attacks More Definitions → |
| assessor | 1. an official who evaluates property for the purpose of taxing it More Definitions → |
| ancillary | More Definitions → |
| anemia | 1. a deficiency of red blood cells 2. a lack of vitality More Definitions → |
| allegiance | 1. the act of binding yourself (intellectually or emotionally) to a course of action 2. the loyalty that citizens owe to their country (or subjects to their sovereign) More Definitions → |
| alchemy | 1. the way two individuals relate to each other 2. a pseudoscientific forerunner of chemistry in medieval times More Definitions → |
| audible | 1. a football play is changed orally after both teams have assumed their positions at the line of scrimmage More Definitions → |
| apprenticeship | 1. the position of apprentice More Definitions → |
| acorn | 1. fruit of the oak tree: a smooth thin-walled nut in a woody cup-shaped base More Definitions → |
| ascension | 1. a movement upward; rise above the ground 2. (astronomy) the rising of a star above the horizon More Definitions → |
| aromatic | More Definitions → |
| agility | 1. the gracefulness of a person or animal that is quick and nimble More Definitions → |
| apostle | 1. an ardent early supporter of a cause or reform More Definitions → |
| acclaim | 1. enthusiastic approval More Definitions → |
| almighty | More Definitions → |
| articulate | More Definitions → |
| atheist | 1. someone who does not believe in the existence of a god More Definitions → |
| amplification | 1. addition of extra material or illustration or clarifying detail 2. the amount of increase in signal power or voltage or current expressed as the ratio of output to input More Definitions → |
| addendum | 1. textual matter that is added onto a publication; usually at the end More Definitions → |
| accumulate | More Definitions → |
| artisan | 1. a skilled worker who practices some trade or handicraft More Definitions → |
| adrenaline | 1. a catecholamine secreted by the adrenal medulla in response to stress (trade name Adrenalin); stimulates autonomic nerve action More Definitions → |
| auditory | More Definitions → |
| applause | 1. a demonstration of approval by clapping the hands together More Definitions → |
| abbreviation | 1. a shortened form of a word or phrase 2. shortening something by omitting parts of it More Definitions → |
| anomaly | 1. deviation from the normal or common order or form or rule 2. a person who is unusual More Definitions → |
| arsenic | 1. a white powdered poisonous trioxide of arsenic; used in manufacturing glass and as a pesticide (rat poison) and weed killer 2. a very poisonous metallic element that has three allotropic forms; arsenic and arsenic compounds are used as herbicides and insecticides and in various alloys; found in arsenopyrite and orpiment and realgar More Definitions → |
| alleviate | More Definitions → |
| assembler | 1. a program to convert assembly language into machine language More Definitions → |
| argentine | 1. any of various small silver-scaled salmon-like marine fishes More Definitions → |
| ammo | 1. projectiles to be fired from a gun More Definitions → |
| ascertain | More Definitions → |
| astrophysics | 1. the branch of astronomy concerned with the physical and chemical properties of celestial bodies More Definitions → |
| authorisation | 1. a document giving an official instruction or command 2. the power or right to give orders or make decisions More Definitions → |
| apron | 1. a garment of cloth or leather or plastic that is tied about the waist and worn to protect your clothing 2. (golf) the part of the fairway leading onto the green More Definitions → |
| abatement | 1. an interruption in the intensity or amount of something 2. the act of abating More Definitions → |
| awarding | 1. a grant made by a law court More Definitions → |
| adept | 1. someone who is dazzlingly skilled in any field More Definitions → |
| ani | 1. black tropical American cuckoo More Definitions → |
| artifact | 1. a man-made object taken as a whole More Definitions → |
| afterward | More Definitions → |
| ambiguity | 1. an expression whose meaning cannot be determined from its context 2. unclearness by virtue of having more than one meaning More Definitions → |
| ado | 1. a rapid active commotion More Definitions → |
| accompaniment | 1. an event or situation that happens at the same time as or in connection with another 2. a musical part (vocal or instrumental) that supports or provides background for other musical parts More Definitions → |
| abort | 1. the act of terminating a project or procedure before it is completed More Definitions → |
| adolescence | 1. the time period between the beginning of puberty and adulthood 2. in the state that someone is in between puberty and adulthood More Definitions → |
| agony | 1. intense feelings of suffering; acute mental or physical pain 2. a state of acute pain More Definitions → |
| acknowledgment | 1. the state or quality of being recognized or acknowledged 2. a short note recognizing a source of information or of a quoted passage More Definitions → |
| antioxidant | 1. substance that inhibits oxidation or inhibits reactions promoted by oxygen or peroxides More Definitions → |
| airway | 1. a duct that provides ventilation (as in mines) 2. a designated route followed by airplanes in flying from one airport to another More Definitions → |
| attire | 1. clothing of a distinctive style or for a particular occasion More Definitions → |
| ascent | 1. an upward slope or grade (as in a road) 2. a movement upward; rise above the ground More Definitions → |
| arbitrator | 1. someone chosen to judge and decide a disputed issue More Definitions → |
| aeronautics | 1. the theory and practice of navigation through air or space More Definitions → |
| axiom | 1. a saying that is widely accepted on its own merits 2. (logic) a proposition that is not susceptible of proof or disproof; its truth is assumed to be self-evident More Definitions → |
| abdomen | 1. the region of the body of a vertebrate between the thorax and the pelvis 2. the cavity containing the major viscera; in mammals it is separated from the thorax by the diaphragm More Definitions → |
| anonymity | 1. the state of being anonymous More Definitions → |
| authenticate | More Definitions → |
| ambulatory | 1. a covered walkway (as in a cloister) More Definitions → |
| aquifer | 1. underground bed or layer yielding ground water for wells and springs etc More Definitions → |
| amends | 1. a sum of money paid in compensation for loss or injury 2. something done or paid in expiation of a wrong More Definitions → |
| assassin | 1. a murderer (especially one who kills a prominent political figure) who kills by a surprise attack and often is hired to do the deed 2. a member of a secret order of Muslims (founded in the 12th century) who terrorized and killed Christian Crusaders More Definitions → |
| arroyo | 1. a stream or brook More Definitions → |
| activating | 1. the activity of causing to have energy and be active More Definitions → |
| anatomical | 1. an expression that relates to anatomy More Definitions → |
| airbus | 1. a subsonic jet airliner operated over short distances More Definitions → |
| aerobics | 1. exercise that increases the need for oxygen More Definitions → |
| alligator | 1. leather made from alligator's hide 2. either of two amphibious reptiles related to crocodiles but with shorter broader snouts More Definitions → |
| apricot | 1. Asian tree having clusters of usually white blossoms and edible fruit resembling the peach 2. downy yellow to rosy-colored fruit resembling a small peach More Definitions → |
| adjournment | 1. the termination of a meeting 2. the act of postponing to another time or place More Definitions → |
| actin | 1. one of the proteins into which actomyosin can be split; can exist in either a globular or a fibrous form More Definitions → |
| aegis | 1. kindly endorsement and guidance 2. armor plate that protects the chest; the front part of a cuirass More Definitions → |
| amour | 1. a usually secretive or illicit sexual relationship More Definitions → |
| acquaintance | 1. personal knowledge or information about someone or something 2. a relationship less intimate than friendship More Definitions → |
| ammonium | 1. the ion NH4 derived from ammonia; behaves in many respects like an alkali metal ion More Definitions → |
| atrium | 1. any chamber that is connected to other chambers or passageways (especially one of the two upper chambers of the heart) 2. the central area in a building; open to the sky More Definitions → |
| ambience | 1. a particular environment or surrounding influence 2. the atmosphere of an environment More Definitions → |
| adrenal | 1. either of a pair of complex endocrine glands situated near the kidney More Definitions → |
| articulation | 1. the aspect of pronunciation that involves bringing articulatory organs together so as to shape the sounds of speech 2. the shape or manner in which things come together and a connection is made More Definitions → |
| apartheid | 1. a social policy or racial segregation involving political and economic and legal discrimination against people who are not Whites; the former official policy in South Africa More Definitions → |
| abandonment | 1. the act of giving something up 2. withdrawing support or help despite allegiance or responsibility More Definitions → |
| attenuation | 1. weakening in force or intensity 2. the property of something that has been weakened or reduced in thickness or density More Definitions → |
| autofocus | 1. an optical device for focussing a camera or other instrument automatically More Definitions → |
| allure | 1. the power to entice or attract through personal charm More Definitions → |
| allegation | 1. (law) a formal accusation against somebody (often in a court of law) 2. statements affirming or denying certain matters of fact that you are prepared to prove More Definitions → |
| autopsy | 1. an examination and dissection of a dead body to determine cause of death or the changes produced by disease More Definitions → |
| ancestral | More Definitions → |
| affective | More Definitions → |
| astronaut | 1. a person trained to travel in a spacecraft More Definitions → |
| armchair | 1. chair with a support on each side for arms More Definitions → |
| appropriateness | 1. appropriate conduct; doing the right thing 2. the quality of being specially suitable More Definitions → |
| acetaminophen | 1. an analgesic for mild pain but not for inflammation; also used as an antipyretic; (Datril, Tylenol, Panadol, Phenaphen, Tempra, and Anacin III are trademarks of brands of acetaminophen tablets) More Definitions → |
| alchemist | 1. one who was versed in the practice of alchemy and who sought an elixir of life and a panacea and an alkahest and the philosopher's stone More Definitions → |
| admiration | 1. a feeling of delighted approval and liking 2. the feeling aroused by something strange and surprising More Definitions → |
| allele | 1. (genetics) either of a pair (or series) of alternative forms of a gene that can occupy the same locus on a particular chromosome and that control the same character More Definitions → |
| abode | 1. any address at which you dwell more than temporarily 2. housing that someone is living in More Definitions → |
| abrasive | 1. a substance that abrades or wears down More Definitions → |
| ambiance | 1. a particular environment or surrounding influence 2. the atmosphere of an environment More Definitions → |
| absentee | 1. one that is absent or not in residence More Definitions → |
| asparagus | 1. plant whose succulent young shoots are cooked and eaten as a vegetable 2. edible young shoots of the asparagus plant More Definitions → |
| angst | 1. an acute but unspecific feeling of anxiety; usually reserved for philosophical anxiety about the world or about personal freedom More Definitions → |
| airs | 1. affected manners intended to impress others More Definitions → |
| accordion | 1. a portable box-shaped free-reed instrument; the reeds are made to vibrate by air from the bellows controlled by the player More Definitions → |
| antelope | 1. graceful Old World ruminant with long legs and horns directed upward and backward; includes gazelles; springboks; impalas; addax; gerenuks; blackbucks; dik-diks More Definitions → |
| assembling | 1. the act of gathering something together More Definitions → |
| astral | More Definitions → |
| arrowhead | 1. the pointed head or striking tip of an arrow More Definitions → |
| amenity | 1. pleasantness resulting from agreeable conditions More Definitions → |
| allotment | 1. a share set aside for a specific purpose 2. the act of distributing by allotting or apportioning; distribution according to a plan More Definitions → |
| abduction | 1. the criminal act of capturing and carrying away by force a family member; if a man's wife is abducted it is a crime against the family relationship and against the wife 2. (physiology) moving of a body part away from the central axis of the body More Definitions → |
| adulthood | 1. the period of time in your life after your physical growth has stopped and you are fully developed 2. the state (and responsibilities) of a person who has attained maturity More Definitions → |
| audiovisual | 1. materials using sight or sound to present information More Definitions → |
| adjective | 1. a word that expresses an attribute of something 2. the word class that qualifies nouns More Definitions → |
| arrears | 1. the state of being behind in payments 2. an unpaid overdue debt More Definitions → |
| angling | 1. fishing with a hook and line (and usually a pole) More Definitions → |
| abstinence | 1. the trait of abstaining (especially from alcohol) 2. act or practice of refraining from indulging an appetite More Definitions → |
| abyss | 1. a bottomless gulf or pit; any unfathomable (or apparently unfathomable) cavity or chasm or void extending below (often used figuratively) More Definitions → |
| anorexia | 1. a prolonged disorder of eating due to loss of appetite More Definitions → |
| assimilation | 1. the state of being assimilated; people of different backgrounds come to see themselves as part of a larger national family 2. the social process of absorbing one cultural group into harmony with another More Definitions → |
| angelica | 1. any of various tall and stout herbs of the genus Angelica having pinnately compound leaves and small white or greenish flowers in compound umbels 2. candied stalks of the angelica plant More Definitions → |
| aspiration | 1. a will to succeed 2. a cherished desire More Definitions → |
| aviator | 1. someone who operates an aircraft More Definitions → |
| activator | 1. (biology) any agency bringing about activation; a molecule that increases the activity of an enzyme or a protein that increases the production of a gene product in DNA transcription More Definitions → |
| asteroid | 1. any of numerous small celestial bodies composed of rock and metal that move around the sun (mainly between the orbits of Mars and Jupiter) More Definitions → |
| abolition | 1. the act of abolishing a system or practice or institution (especially abolishing slavery) More Definitions → |
| alum | 1. a person who has received a degree from a school (high school or college or university) 2. a white crystalline double sulfate of aluminum: the ammonium double sulfate of aluminum More Definitions → |
| assignee | 1. (law) the party to whom something is assigned (e.g., someone to whom a right or property is legally transferred) More Definitions → |
| adjudication | 1. the final judgment in a legal proceeding; the act of pronouncing judgment based on the evidence presented More Definitions → |
| assent | 1. agreement with a statement or proposal to do something More Definitions → |
| archipelago | 1. a group of many islands in a large body of water More Definitions → |
| arse | 1. the fleshy part of the human body that you sit on 2. vulgar slang for anus More Definitions → |
| argent | 1. a metal tincture used in heraldry to give a silvery appearance More Definitions → |
| adversary | 1. someone who offers opposition More Definitions → |
| actuator | 1. a mechanism that puts something into automatic action More Definitions → |
| ain | More Definitions → |
| amigo | 1. a friend or comrade More Definitions → |
| archivist | 1. a person in charge of collecting and cataloguing archives More Definitions → |
| antimicrobial | 1. an agent (as heat or radiation or a chemical) that destroys microorganisms that might carry disease More Definitions → |
| arrogance | 1. overbearing pride evidenced by a superior manner toward inferiors More Definitions → |
| admiralty | 1. the department in charge of the navy (as in Great Britain) 2. the office of admiral More Definitions → |
| antiquity | 1. the historic period preceding the Middle Ages in Europe 2. extreme oldness More Definitions → |
| anarchist | 1. an advocate of anarchism More Definitions → |
| acyclovir | 1. an oral antiviral drug (trade name Zovirax) used to treat genital herpes; does not cure the disease but relieves the symptoms More Definitions → |
| ache | 1. a dull persistent (usually moderately intense) pain More Definitions → |
| alfalfa | 1. important European leguminous forage plant with trifoliate leaves and blue-violet flowers grown widely as a pasture and hay crop 2. leguminous plant grown for hay or forage More Definitions → |
| argyll | 1. a covered gravy holder of silver or other metal containing a detachable central vessel for hot water to keep the gravy warm 2. a design consisting of a pattern of varicolored diamonds on a solid background (originally for knitted articles); patterned after the tartan of a clan in western Scotland More Definitions → |
| alerting | 1. a state of readiness to respond 2. a warning serves to make you more alert to danger More Definitions → |
| acacia | 1. any of various spiny trees or shrubs of the genus Acacia More Definitions → |
| azure | 1. a light shade of blue More Definitions → |
| airflow | 1. the flow of air More Definitions → |
| agribusiness | 1. a large-scale farming enterprise More Definitions → |
| auspices | 1. kindly endorsement and guidance 2. a favorable omen More Definitions → |
| atheism | 1. a lack of belief in the existence of God or gods More Definitions → |
| affirmation | 1. a statement asserting the existence or the truth of something 2. the act of affirming or asserting or stating something More Definitions → |
| angler | 1. a scheming person; someone who schemes to gain an advantage 2. a fisherman who uses a hook and line More Definitions → |
| augment | More Definitions → |
| adenosine | 1. (biochemistry) a nucleoside that is a structural component of nucleic acids; it is present in all living cells in a combined form as a constituent of DNA and RNA and ADP and ATP and AMP More Definitions → |
| abacus | 1. a tablet placed horizontally on top of the capital of a column as an aid in supporting the architrave 2. a calculator that performs arithmetic functions by manually sliding counters on rods or in grooves More Definitions → |
| aptitude | 1. inherent ability More Definitions → |
| amoxicillin | 1. an antibiotic; a semisynthetic oral penicillin (trade names Amoxil and Larotid and Polymox and Trimox and Augmentin) used to treat bacterial infections More Definitions → |
| ard | 1. a simple light plough without a mouldboard. More Definitions → |
| amir | 1. an independent ruler or chieftain (especially in Africa or Arabia) More Definitions → |
| appetizer | 1. food or drink to stimulate the appetite (usually served before a meal or as the first course) More Definitions → |
| accrual | 1. the act of accumulating More Definitions → |
| automata | 1. someone who acts or responds in a mechanical or apathetic way 2. a mechanism that can move automatically More Definitions → |
| abbot | 1. the superior of an abbey of monks More Definitions → |
| arson | 1. malicious burning to destroy property More Definitions → |
| angina | 1. any disease of the throat or fauces marked by spasmodic attacks of intense suffocative pain 2. a heart condition marked by paroxysms of chest pain due to reduced oxygen to the heart More Definitions → |
| arginine | 1. a bitter tasting amino acid found in proteins and necessary for nutrition; its absence from the diet leads to a reduced production of spermatozoa More Definitions → |
| alp | 1. any high mountain More Definitions → |
| agar | 1. any culture medium that uses agar as the gelling agent 2. a colloidal extract of algae; used especially in culture media and as a gelling agent in foods More Definitions → |
| announcer | 1. someone who proclaims a message publicly 2. reads news, commercials on radio or television More Definitions → |
| awning | 1. a canopy made of canvas to shelter people or things from rain or sun More Definitions → |
| azimuth | 1. the azimuth of a celestial body is the angle between the vertical plane containing it and the plane of the meridian More Definitions → |
| adultery | 1. extramarital sex that willfully and maliciously interferes with marriage relations More Definitions → |
| alder | 1. wood of any of various alder trees; resistant to underwater rot; used for bridges etc 2. north temperate shrubs or trees having toothed leaves and conelike fruit; bark is used in tanning and dyeing and the wood is rot-resistant More Definitions → |
| airbrush | 1. an atomizer to spray paint by means of compressed air More Definitions → |
| asymmetry | 1. (mathematics) a lack of symmetry More Definitions → |
| avocado | 1. a pear-shaped tropical fruit with green or blackish skin and rich yellowish pulp enclosing a single large seed 2. tropical American tree bearing large pulpy green fruits More Definitions → |
| airfield | 1. a place where planes take off and land More Definitions → |
| agonist | 1. the principal character in a work of fiction 2. someone involved in a contest or battle (as in an agon) More Definitions → |
| affluent | 1. an affluent person; a person who is financially well off 2. a branch that flows into the main stream More Definitions → |
| apnea | 1. transient cessation of respiration More Definitions → |
| asker | 1. someone who asks a question More Definitions → |
| abiding | More Definitions → |
| argyle | 1. a covered gravy holder of silver or other metal containing a detachable central vessel for hot water to keep the gravy warm 2. a design consisting of a pattern of varicolored diamonds on a solid background (originally for knitted articles); patterned after the tartan of a clan in western Scotland More Definitions → |
| animator | 1. someone who imparts energy and vitality and spirit to other people 2. the technician who produces animated cartoons More Definitions → |
| andromeda | 1. broad-leaved evergreen Asiatic shrub with glossy leaves and drooping clusters of white flowers 2. any of several shrubs of the genus Andromeda having leathery leaves and clusters of small flowers More Definitions → |
| anvil | 1. a heavy block of iron or steel on which hot metals are shaped by hammering 2. the ossicle between the malleus and the stapes More Definitions → |
| adsorption | 1. the accumulation of molecules of a gas to form a thin film on the surface of a solid More Definitions → |
| airing | 1. the opening of a subject to widespread discussion and debate 2. a short excursion (a walk or ride) in the open air More Definitions → |
| antagonist | 1. someone who offers opposition 2. a muscle that relaxes while another contracts More Definitions → |
| airspace | 1. the space in the atmosphere immediately above the earth 2. the atmosphere above a nation that is deemed to be under its jurisdiction More Definitions → |
| abrupt | More Definitions → |
| autistic | More Definitions → |
| annexation | 1. incorporation by joining or uniting 2. the formal act of acquiring something (especially territory) by conquest or occupation More Definitions → |
| atoll | 1. an island consisting of a circular coral reef surrounding a lagoon More Definitions → |
| antiquarian | 1. an expert or collector of antiquities More Definitions → |
| agate | 1. an impure form of quartz consisting of banded chalcedony; used as a gemstone and for making mortars and pestles More Definitions → |
| anguish | 1. extreme mental distress 2. extreme distress of body or mind More Definitions → |
| annoyance | 1. the psychological state of being irritated or annoyed 2. anger produced by some annoying irritation More Definitions → |
| avenger | 1. someone who takes vengeance More Definitions → |
| arco | More Definitions → |
| agitation | 1. a mental state of extreme emotional disturbance 2. a state of agitation or turbulent change or development More Definitions → |
| adder | 1. a person who adds numbers 2. a machine that adds numbers More Definitions → |
| avionics | 1. science and technology of electronic systems and devices for aeronautics and astronautics More Definitions → |
| ascot | 1. a cravat with wide square ends; secured with an ornamental pin More Definitions → |
| aeon | 1. (Gnosticism) a divine power or nature emanating from the Supreme Being and playing various roles in the operation of the universe 2. the longest division of geological time More Definitions → |
| alderman | 1. a member of a municipal legislative body (as a city council) More Definitions → |
| aikido | 1. a Japanese martial art employing principles similar to judo More Definitions → |
| aquamarine | 1. a transparent variety of beryl that is blue green in color 2. a shade of blue tinged with green More Definitions → |
| attendee | 1. a person who is present and participates in a meeting More Definitions → |
| authorship | 1. the act of creating written works 2. the act of initiating a new idea or theory or writing More Definitions → |
| apathy | 1. an absence of emotion or enthusiasm 2. the trait of lacking enthusiasm for or interest in things generally More Definitions → |
| alb | 1. a white linen liturgical vestment with sleeves; worn by priests More Definitions → |
| alpaca | 1. wool of the alpaca 2. a thin glossy fabric made of the wool of the Lama pacos, or made of a rayon or cotton imitation of that wool More Definitions → |
| alienation | 1. the feeling of being alienated from other people 2. separation resulting from hostility More Definitions → |
| accusation | 1. a formal charge of wrongdoing brought against a person; the act of imputing blame or guilt 2. an assertion that someone is guilty of a fault or offence More Definitions → |
| arboretum | 1. a facility where trees and shrubs are cultivated for exhibition More Definitions → |
| albumin | 1. a simple water-soluble protein found in many animal tissues and liquids More Definitions → |
| antidepressant | 1. any of a class of drugs used to treat depression; often have undesirable side effects More Definitions → |
| ascendant | 1. position or state of being dominant or in control 2. someone from whom you are descended (but usually more remote than a grandparent) More Definitions → |
| acetyl | 1. the organic group of acetic acid (CH3CO-) More Definitions → |
| alumina | 1. any of various forms of aluminum oxide occurring naturally as corundum More Definitions → |
| abrasion | 1. an abraded area where the skin is torn or worn off 2. erosion by friction More Definitions → |
| ambush | 1. the act of concealing yourself and lying in wait to attack by surprise More Definitions → |
| aversion | 1. a feeling of intense dislike 2. the act of turning yourself (or your gaze) away More Definitions → |
| arb | 1. someone who engages in arbitrage (who purchases securities in one market for immediate resale in another in the hope of profiting from the price differential) More Definitions → |
| armoire | 1. a large wardrobe or cabinet; originally used for storing weapons More Definitions → |
| astronomer | 1. a physicist who studies astronomy More Definitions → |
| anil | 1. a blue dye obtained from plants or made synthetically 2. shrub of West Indies and South America that is a source of indigo dye More Definitions → |
| atherosclerosis | 1. a stage of arteriosclerosis involving fatty deposits (atheromas) inside the arterial walls, thus narrowing the arteries More Definitions → |
| authoritarian | 1. a person who behaves in a tyrannical manner More Definitions → |
| amulet | 1. a trinket or piece of jewelry usually hung about the neck and thought to be a magical protection against evil or disease More Definitions → |
| alternator | 1. an old term for an electric generator that produces alternating current (especially in automobiles) More Definitions → |
| appalling | 1. an experience that appalls More Definitions → |
| artistry | 1. a superior skill that you can learn by study and practice and observation More Definitions → |
| agora | 1. 100 agorot equal 1 shekel in Israel 2. the marketplace in ancient Greece More Definitions → |
| antiviral | 1. any drug that destroys viruses More Definitions → |
| amaze | More Definitions → |
| absorbent | 1. a material having capacity or tendency to absorb another substance More Definitions → |
| angiotensin | 1. any of several vasoconstrictor substances (trade name Hypertensin) that cause narrowing of blood vessels More Definitions → |
| autonomic | More Definitions → |
| alphanumeric | More Definitions → |
| archdiocese | 1. the diocese of an archbishop More Definitions → |
| applique | 1. a decorative design made of one material sewn over another More Definitions → |
| audiology | 1. the measurement of hearing More Definitions → |
| absorber | 1. (physics) material in a nuclear reactor that absorbs radiation More Definitions → |
| apprehension | 1. fearful expectation or anticipation 2. the cognitive condition of someone who understands More Definitions → |
| adversity | 1. a state of misfortune or affliction 2. a stroke of ill fortune; a calamitous event More Definitions → |
| anode | 1. a positively charged electrode by which electrons leave an electrical device 2. the negatively charged terminal of a voltaic cell or storage battery that supplies current More Definitions → |
| aneurysm | 1. a cardiovascular disease characterized by a saclike widening of an artery resulting from weakening of the artery wall More Definitions → |
| armory | 1. a collection of resources 2. all the weapons and equipment that a country has More Definitions → |
| anesthesiology | 1. the branch of medical science that studies and applies anesthetics More Definitions → |
| afar | More Definitions → |
| aquatics | 1. sports that involve bodies of water More Definitions → |
| acidity | 1. the property of being acidic 2. the taste experience when something acidic is taken into the mouth More Definitions → |
| arranger | 1. a person who brings order and organization to an enterprise 2. a musician who adapts a composition for particular voices or instruments or for another style of performance More Definitions → |
| argon | 1. a colorless and odorless inert gas; one of the six inert gases; comprises approximately 1% of the earth's atmosphere More Definitions → |
| attrition | 1. erosion by friction 2. the wearing down of rock particles by friction due to water or wind or ice More Definitions → |
| anaesthesia | 1. loss of bodily sensation with or without loss of consciousness More Definitions → |
| annihilation | 1. destruction by annihilating something 2. total destruction More Definitions → |
| apologise | More Definitions → |
| answerer | 1. someone who responds More Definitions → |
| apportionment | 1. the act of distributing by allotting or apportioning; distribution according to a plan More Definitions → |
| auteur | 1. a filmmaker who has a personal style and keeps creative control over his or her works More Definitions → |
| ane | More Definitions → |
| arousal | 1. the act of arousing 2. a state of heightened physiological activity More Definitions → |
| alumnus | 1. a person who has received a degree from a school (high school or college or university) More Definitions → |
| archeology | 1. the branch of anthropology that studies prehistoric people and their cultures More Definitions → |
| annealing | 1. hardening something by heat treatment More Definitions → |
| acuity | 1. sharpness of vision; the visual ability to resolve fine detail (usually measured by a Snellen chart) 2. a quick and penetrating intelligence More Definitions → |
| auctioneer | 1. an agent who conducts an auction More Definitions → |
| antidote | 1. a remedy that stops or controls the effects of a poison More Definitions → |
| aching | 1. a dull persistent (usually moderately intense) pain More Definitions → |
| applicator | 1. a device for applying a substance More Definitions → |
| adrenergic | 1. drug that has the effects of epinephrine More Definitions → |
| aster | 1. any of various chiefly fall-blooming herbs of the genus Aster with showy daisylike flowers 2. star-shaped structure formed in the cytoplasm of a cell having fibers like rays that surround the centrosome during mitosis More Definitions → |
| airman | 1. someone who operates an aircraft More Definitions → |
| adjuster | 1. one who investigates insurance claims or claims for damages and recommends an effective settlement More Definitions → |
| ashtray | 1. a receptacle for the ash from smokers' cigars or cigarettes More Definitions → |
| antler | 1. deciduous horn of a member of the deer family More Definitions → |
| apologetics | 1. the branch of theology that is concerned with the defense of Christian doctrines More Definitions → |
| adenocarcinoma | 1. malignant tumor originating in glandular epithelium More Definitions → |
| adventurer | 1. a person who enjoys taking risks 2. someone who travels into little known regions (especially for some scientific purpose) More Definitions → |
| adjuvant | 1. an additive that enhances the effectiveness of medical treatment More Definitions → |
| aleph | 1. the 1st letter of the Hebrew alphabet More Definitions → |
| acceptability | 1. satisfactoriness by virtue of conforming to approved standards More Definitions → |
| alimony | 1. court-ordered support paid by one spouse to another after they are separated More Definitions → |
| anaconda | 1. large arboreal boa of tropical South America More Definitions → |
| amine | 1. a compound derived from ammonia by replacing hydrogen atoms by univalent hydrocarbon radicals More Definitions → |
| arable | More Definitions → |
| alkali | 1. any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water 2. a mixture of soluble salts found in arid soils and some bodies of water; detrimental to agriculture More Definitions → |
| auntie | 1. the sister of your father or mother; the wife of your uncle More Definitions → |
| adagio | 1. (music) a composition played in adagio tempo (slowly and gracefully) 2. a slow section of a pas de deux requiring great skill and strength by the dancers More Definitions → |
| auger | 1. a long flexible steel coil for dislodging stoppages in curved pipes 2. hand tool for boring holes More Definitions → |
| agnostic | 1. someone who is doubtful or noncommittal about something 2. a person who claims that they cannot have true knowledge about the existence of God (but does not deny that God might exist) More Definitions → |
| armpit | 1. the hollow under the arm where it is joined to the shoulder More Definitions → |
| arbitrage | 1. a kind of hedged investment meant to capture slight differences in price; when there is a difference in the price of something on two different markets the arbitrageur simultaneously buys at the lower price and sells at the higher price More Definitions → |
| ancients | 1. people who lived in times long past (especially during the historical period before the fall of the Roman Empire in western Europe) More Definitions → |
| atonement | 1. compensation for a wrong 2. the act of atoning for sin or wrongdoing (especially appeasing a deity) More Definitions → |
| afterlife | 1. life after death More Definitions → |
| amnesia | 1. partial or total loss of memory More Definitions → |
| accretion | 1. an increase by natural growth or addition 2. something contributing to growth or increase More Definitions → |
| atrophy | 1. a decrease in size of an organ caused by disease or disuse 2. any weakening or degeneration (especially through lack of use) More Definitions → |
| autopilot | 1. a cognitive state in which you act without self-awareness 2. a navigational device that automatically keeps ships or planes or spacecraft on a steady course More Definitions → |
| aerodynamic | More Definitions → |
| attractiveness | 1. the quality of arousing interest; being attractive or something that attracts 2. sexual allure More Definitions → |
| aorta | 1. the large trunk artery that carries blood from the left ventricle of the heart to branch arteries More Definitions → |
| alkyl | 1. any of a series of univalent groups of the general formula CnH2n+1 derived from aliphatic hydrocarbons More Definitions → |
| artichoke | 1. Mediterranean thistlelike plant widely cultivated for its large edible flower head 2. a thistlelike flower head with edible fleshy leaves and heart More Definitions → |
| ablation | 1. surgical removal of a body part or tissue 2. the erosive process that reduces the size of glaciers More Definitions → |
| amazement | 1. the feeling that accompanies something extremely surprising More Definitions → |
| ahem | 1. the utterance of a sound similar to clearing the throat; intended to get attention, express hesitancy, fill a pause, hide embarrassment, warn a friend, etc. More Definitions → |
| angiography | 1. roentgenographic examination of blood vessels after injection of a radiopaque contrast medium; produces an angiogram More Definitions → |
| armband | 1. worn around arm as identification or to indicate mourning 2. a band worn around the upper arm More Definitions → |
| aardvark | 1. nocturnal burrowing mammal of the grasslands of Africa that feeds on termites; sole extant representative of the order Tubulidentata More Definitions → |
| amphetamine | 1. a central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression More Definitions → |
| assemblage | 1. a group of persons together in one place 2. a system of components assembled together for a particular purpose More Definitions → |
| atelier | 1. a studio especially for an artist or designer More Definitions → |
| analyser | 1. an instrument that performs analyses More Definitions → |
| agrarian | More Definitions → |
| amyloid | 1. a non-nitrogenous food substance consisting chiefly of starch; any substance resembling starch 2. (pathology) a waxy translucent complex protein resembling starch that results from degeneration of tissue More Definitions → |
| apogee | 1. a final climactic stage 2. apoapsis in Earth orbit; the point in its orbit where a satellite is at the greatest distance from the Earth More Definitions → |
| adaptability | 1. the ability to change (or be changed) to fit changed circumstances More Definitions → |
| allis | 1. European shad More Definitions → |
| automaton | 1. someone who acts or responds in a mechanical or apathetic way 2. a mechanism that can move automatically More Definitions → |
| absinthe | 1. aromatic herb of temperate Eurasia and North Africa having a bitter taste used in making the liqueur absinthe 2. strong green liqueur flavored with wormwood and anise More Definitions → |
| antibacterial | 1. any drug that destroys bacteria or inhibits their growth More Definitions → |
| alleviation | 1. the feeling that comes when something burdensome is removed or reduced 2. the act of reducing something unpleasant (as pain or annoyance) More Definitions → |
| audacity | 1. fearless daring 2. aggressive boldness or unmitigated effrontery More Definitions → |
| acetone | 1. the simplest ketone; a highly flammable liquid widely used as an organic solvent and as material for making plastics More Definitions → |
| alanine | 1. a crystalline amino acid that occurs in many proteins More Definitions → |
| actuary | 1. someone versed in the collection and interpretation of numerical data (especially someone who uses statistics to calculate insurance premiums) More Definitions → |
| anesthetic | 1. a drug that causes temporary loss of bodily sensations More Definitions → |
| anisotropy | 1. the property of being anisotropic; having a different value when measured in different directions More Definitions → |
| angioplasty | 1. an operation to repair a damaged blood vessel or unblock a coronary artery More Definitions → |
| androgen | 1. male sex hormone that is produced in the testes and responsible for typical male sexual characteristics More Definitions → |
| antineoplastic | 1. any of several drugs that control or kill neoplastic cells; used in chemotherapy to kill cancer cells; all have unpleasant side effects that may include nausea and vomiting and hair loss and suppression of bone marrow function More Definitions → |
| amphibian | 1. a flat-bottomed motor vehicle that can travel on land or water 2. an airplane designed to take off and land on water More Definitions → |
| affine | 1. (anthropology) kin by marriage More Definitions → |
| alumnae | 1. a person who has received a degree from a school (high school or college or university) More Definitions → |
| allergen | 1. any substance that can cause an allergy More Definitions → |
| analgesic | 1. a medicine used to relieve pain More Definitions → |
| anima | 1. (Jungian psychology) the inner self (not the external persona) that is in touch with the unconscious More Definitions → |
| acetylcholine | 1. a neurotransmitter that is a derivative of choline; released at the ends of nerve fibers in the somatic and parasympathetic nervous systems More Definitions → |
| acyl | 1. any group or radical of the form RCO- where R is an organic group More Definitions → |
| albatross | 1. (figurative) something that hinders or handicaps 2. large web-footed birds of the Southern Hemisphere having long narrow wings; noted for powerful gliding flight More Definitions → |
| anthropologist | 1. a social scientist who specializes in anthropology More Definitions → |
| arista | 1. bristlelike process near the tip of the antenna of certain flies More Definitions → |
| android | 1. an automaton that resembles a human being 2. An operating system from Google for mobile devices More Definitions → |
| ambrosia | 1. a mixture of nectar and pollen prepared by worker bees and fed to larvae 2. any of numerous chiefly North American weedy plants constituting the genus Ambrosia that produce highly allergenic pollen responsible for much hay fever and asthma More Definitions → |
| affliction | 1. a state of great suffering and distress due to adversity 2. a condition of suffering or distress due to ill health More Definitions → |
| absurdity | 1. a message whose content is at variance with reason 2. a ludicrous folly More Definitions → |
| alabaster | 1. a compact fine-textured, usually white gypsum used for carving 2. a hard compact kind of calcite More Definitions → |
| abnormality | 1. an abnormal physical condition resulting from defective genes or developmental deficiencies 2. retardation sufficient to fall outside the normal range of intelligence More Definitions → |
| atenolol | 1. an oral beta blocker (trade name Tenormin) used in treating hypertension and angina; has adverse side effects (depression and exacerbation of congestive heart failure etc.) More Definitions → |
| adoration | 1. a feeling of profound love and admiration 2. the act of admiring strongly More Definitions → |
| amity | 1. a cordial disposition 2. a state of friendship and cordiality More Definitions → |
| abscess | 1. symptom consisting of a localized collection of pus surrounded by inflamed tissue More Definitions → |
| amphitheatre | 1. a sloping gallery with seats for spectators (as in an operating room or theater) 2. an oval large stadium with tiers of seats; an arena in which contests and spectacles are held More Definitions → |
| acumen | 1. a tapering point 2. shrewdness shown by keen insight More Definitions → |
| artiste | 1. a public performer (a dancer or singer) More Definitions → |
| alveolar | 1. a consonant articulated with the tip of the tongue near the gum ridge More Definitions → |
| anecdote | 1. short account of an incident (especially a biographical one) More Definitions → |
| agronomy | 1. the application of soil and plant sciences to land management and crop production More Definitions → |
| altimeter | 1. an instrument that measures the height above ground; used in navigation More Definitions → |
| archangel | 1. an angel ranked above the highest rank in the celestial hierarchy 2. a biennial cultivated herb; its stems are candied and eaten and its roots are used medicinally More Definitions → |
| abalone | 1. any of various large edible marine gastropods of the genus Haliotis having an ear-shaped shell with pearly interior More Definitions → |
| acceptor | 1. (chemistry) in the formation of a coordinate bond it is the compound to which electrons are donated 2. the person (or institution) who accepts a check or draft and becomes responsible for paying the party named in the draft when it matures More Definitions → |
| amphitheater | 1. a sloping gallery with seats for spectators (as in an operating room or theater) 2. an oval large stadium with tiers of seats; an arena in which contests and spectacles are held More Definitions → |
| authorise | More Definitions → |
| addressee | 1. one to whom something is addressed More Definitions → |
| amalgamation | 1. the combination of two or more commercial companies More Definitions → |
| azalea | 1. any of numerous ornamental shrubs grown for their showy flowers of various colors More Definitions → |
| amalgam | 1. an alloy of mercury with another metal (usually silver) used by dentists to fill cavities in teeth; except for iron and platinum all metals dissolve in mercury and chemists refer to the resulting mercury mixtures as amalgams 2. a combination or blend of diverse things More Definitions → |
| adamant | 1. very hard native crystalline carbon valued as a gem More Definitions → |
| anion | 1. a negatively charged ion More Definitions → |
| armament | 1. weaponry used by military or naval force 2. the act of equipping with weapons in preparation for war More Definitions → |
| arrhythmia | 1. an abnormal rate of muscle contractions in the heart More Definitions → |
| allocator | 1. a person with authority to allot or deal out or apportion More Definitions → |
| arles | 1. money given by a buyer to a seller to bind a contract More Definitions → |
| aeroplane | 1. an aircraft that has a fixed wing and is powered by propellers or jets More Definitions → |
| actuality | 1. the state of actually existing objectively More Definitions → |
| auberge | 1. a hotel providing overnight lodging for travelers More Definitions → |
| angiogenesis | 1. the formation of new blood vessels More Definitions → |
| aeration | 1. the process of exposing to air (so as to purify) 2. the act of charging a liquid with a gas making it effervescent More Definitions → |
| antennae | 1. an electrical device that sends or receives radio or television signals 2. sensitivity similar to that of a receptor organ More Definitions → |
| apical | More Definitions → |
| addenda | 1. textual matter that is added onto a publication; usually at the end More Definitions → |
| arbiter | 1. someone with the power to settle matters at will 2. someone chosen to judge and decide a disputed issue More Definitions → |
| antimony | 1. a metallic element having four allotropic forms; used in a wide variety of alloys; found in stibnite More Definitions → |
| astonishment | 1. the feeling that accompanies something extremely surprising More Definitions → |
| albino | 1. an animal with congenital albinism 2. a person with congenital albinism: white hair and milky skin; eyes are usually pink More Definitions → |
| anklets | 1. a sock that reaches just above the ankle More Definitions → |
| amok | More Definitions → |
| arty | More Definitions → |
| attache | 1. a specialist assigned to the staff of a diplomatic mission 2. a shallow and rectangular briefcase More Definitions → |
| awol | More Definitions → |
| afghani | 1. the basic unit of money in Afghanistan More Definitions → |
| advisement | 1. careful consideration More Definitions → |
| anarchism | 1. a political theory favoring the abolition of governments More Definitions → |
| admissibility | 1. acceptability by virtue of being admissible More Definitions → |
| aspartame | 1. an artificial sweetener made from aspartic acid; used as a calorie-free sweetener More Definitions → |
| antifungal | 1. any agent that destroys or prevents the growth of fungi More Definitions → |
| archaeologist | 1. an anthropologist who studies prehistoric people and their culture More Definitions → |
| aerodynamics | 1. the branch of mechanics that deals with the motion of gases (especially air) and their effects on bodies in the flow More Definitions → |
| aristocracy | 1. a privileged class holding hereditary titles 2. the most powerful members of a society More Definitions → |
| alibi | 1. (law) a defense by an accused person purporting to show that he or she could not have committed the crime in question 2. a defense of some offensive behavior or some failure to keep a promise etc. More Definitions → |
| airlift | 1. transportation of people or goods by air (especially when other means of access are unavailable) More Definitions → |
| appointee | 1. an official who is appointed 2. a person who is appointed to a job or position More Definitions → |
| admixture | 1. the state of impairing the quality or reducing the value of something 2. an additional ingredient that is added by mixing with the base More Definitions → |
| affix | 1. a linguistic element added to a word to produce an inflected or derived form More Definitions → |
| aberration | 1. a state or condition markedly different from the norm 2. a disorder in one's mental state More Definitions → |
| adonis | 1. any handsome young man More Definitions → |
| airframe | 1. the framework and covering of an airplane or rocket (excluding the engines) More Definitions → |
| adenovirus | 1. any of a group of viruses including those that in humans cause upper respiratory infections or infectious pinkeye More Definitions → |
| argosy | 1. one or more large merchant ships More Definitions → |
| assimilate | More Definitions → |
| axon | 1. long nerve fiber that conducts away from the cell body of the neuron More Definitions → |
| accumulator | 1. a person who is employed to collect payments (as for rent or taxes) 2. a voltaic battery that stores electric charge More Definitions → |
| analgesia | 1. absence of the sense of pain without loss of consciousness More Definitions → |
| archetype | 1. something that serves as a model or a basis for making copies More Definitions → |
| antiseptic | 1. a substance that destroys micro-organisms that carry disease without harming body tissues More Definitions → |
| allegory | 1. a short moral story (often with animal characters) 2. a visible symbol representing an abstract idea More Definitions → |
| acropolis | 1. the citadel in ancient Greek towns More Definitions → |
| amputation | 1. a condition of disability resulting from the loss of one or more limbs 2. a surgical removal of all or part of a limb More Definitions → |
| ail | 1. aromatic bulb used as seasoning More Definitions → |
| abuser | 1. someone who abuses More Definitions → |
| adipose | More Definitions → |
| arcsec | 1. the inverse function of the secant; the angle that has a secant equal to a given number More Definitions → |
| adage | 1. a condensed but memorable saying embodying some important fact of experience that is taken as true by many people More Definitions → |
| aftercare | 1. care and treatment of a convalescent patient More Definitions → |
| assemblyman | 1. someone who is a member of a legislative assembly More Definitions → |
| amitriptyline | 1. a tricyclic antidepressant drug (trade name Elavil) with serious side effects; interacts with many other medications More Definitions → |
| ayatollah | 1. a high-ranking Shiite religious leader who is regarded as an authority on religious law and its interpretation and who has political power as well More Definitions → |
| agape | 1. (Christian theology) the love of God or Christ for mankind 2. selfless love of one person for another without sexual implications (especially love that is spiritual in nature) More Definitions → |
| annular | More Definitions → |
| alluvial | More Definitions → |
| amygdala | 1. an almond-shaped neural structure in the anterior part of the temporal lobe of the cerebrum; intimately connected with the hypothalamus and the hippocampus and the cingulate gyrus; as part of the limbic system it plays an important role in motivation and emotional behavior More Definitions → |
| amortisation | 1. the reduction of the value of an asset by prorating its cost over a period of years 2. payment of an obligation in a series of installments or transfers More Definitions → |
| antecedent | 1. someone from whom you are descended (but usually more remote than a grandparent) 2. a preceding occurrence or cause or event More Definitions → |
| absenteeism | 1. habitual absence from work More Definitions → |
| alms | 1. money or goods contributed to the poor More Definitions → |
| anemone | 1. any woodland plant of the genus Anemone grown for its beautiful flowers and whorls of dissected leaves 2. marine polyps that resemble flowers but have oral rings of tentacles; differ from corals in forming no hard skeleton More Definitions → |
| anklet | 1. a shoe for a child or woman that has a strap around the ankle 2. a sock that reaches just above the ankle More Definitions → |
| aerodrome | 1. an airfield equipped with control tower and hangars as well as accommodations for passengers and cargo More Definitions → |
| andante | 1. a moderately slow tempo (a walking pace) 2. a musical composition or musical passage to be performed moderately slow More Definitions → |
| airliner | 1. a commercial airplane that carries passengers More Definitions → |
| admittance | 1. the right to enter 2. the act of admitting someone to enter More Definitions → |
| ambler | 1. someone who walks at a leisurely pace More Definitions → |
| arcana | 1. information known only to a special group More Definitions → |
| artifice | 1. a deceptive maneuver (especially to avoid capture) More Definitions → |
| abomination | 1. a person who is loathsome or disgusting 2. hate coupled with disgust More Definitions → |
| argumentation | 1. a discussion in which reasons are advanced for and against some proposition or proposal 2. a course of reasoning aimed at demonstrating a truth or falsehood; the methodical process of logical reasoning More Definitions → |
| aqueduct | 1. a conduit that resembles a bridge but carries water over a valley More Definitions → |
| auk | 1. black-and-white short-necked web-footed diving bird of northern seas More Definitions → |
| armadillo | 1. burrowing chiefly nocturnal mammal with body covered with strong horny plates More Definitions → |
| applesauce | 1. puree of stewed apples usually sweetened and spiced 2. nonsensical talk or writing More Definitions → |
| altruism | 1. the quality of unselfish concern for the welfare of others More Definitions → |
| antifreeze | 1. a liquid added to the water in a cooling system to lower its freezing point More Definitions → |
| academe | 1. the academic world More Definitions → |
| ataxia | 1. inability to coordinate voluntary muscle movements; unsteady movements and staggering gait More Definitions → |
| adenine | 1. (biochemistry) purine base found in DNA and RNA; pairs with thymine in DNA and with uracil in RNA More Definitions → |
| alexia | 1. inability to perceive written words More Definitions → |
| acupressure | 1. treatment of symptoms by applying pressure with the fingers to specific pressure points on the body More Definitions → |
| anaesthetic | 1. a drug that causes temporary loss of bodily sensations More Definitions → |
| apothecary | 1. a health professional trained in the art of preparing and dispensing drugs More Definitions → |
| adoptee | 1. someone (such as a child) who has been adopted More Definitions → |
| agitator | 1. one who agitates; a political troublemaker More Definitions → |
| admirer | 1. a person who backs a politician or a team etc. 2. a person who admires; someone who esteems or respects or approves More Definitions → |
| alopecia | 1. loss of hair (especially on the head) or loss of wool or feathers; in humans it can result from heredity or hormonal imbalance or certain diseases or drugs and treatments (chemotherapy for cancer) More Definitions → |
| approver | 1. an authority with power to approve More Definitions → |
| aberrant | 1. one whose behavior departs substantially from the norm of a group More Definitions → |
| arming | 1. the act of equipping with weapons in preparation for war More Definitions → |
| afterglow | 1. a glow sometimes seen in the sky after sunset 2. the pleasure of remembering some pleasant event More Definitions → |
| artefact | 1. a man-made object taken as a whole More Definitions → |
| anagram | 1. a word or phrase spelled by rearranging the letters of another word or phrase More Definitions → |
| antenatal | More Definitions → |
| avo | 1. 100 avos equal 1 pataca in Macao More Definitions → |
| alertness | 1. the process of paying close and continuous attention 2. a state of readiness to respond More Definitions → |
| accolade | 1. a tangible symbol signifying approval or distinction More Definitions → |
| aggravation | 1. an exasperated feeling of annoyance 2. unfriendly behavior that causes anger or resentment More Definitions → |
| albedo | 1. the ratio of reflected to incident light More Definitions → |
| annulment | 1. the state of being cancelled or annulled 2. (law) a formal termination (of a relationship or a judicial proceeding etc) More Definitions → |
| athenaeum | 1. a literary or scientific association for the promotion of learning 2. a place where reading materials are available More Definitions → |
| anaemia | 1. a lack of vitality 2. a deficiency of red blood cells More Definitions → |
| archway | 1. a passageway under a curved masonry construction More Definitions → |
| adjacency | 1. the attribute of being so near as to be touching More Definitions → |
| antagonism | 1. a state of deep-seated ill-will 2. the relation between opposing principles or forces or factors More Definitions → |
| appro | 1. an informal British abbreviation of approval More Definitions → |
| adjutant | 1. an officer who acts as military assistant to a more senior officer 2. large Indian stork with a military gait More Definitions → |
| austral | 1. the basic unit of money in Argentina; equal to 100 centavos More Definitions → |
| aftershock | 1. a tremor (or one of a series of tremors) occurring after the main shock of an earthquake More Definitions → |
| anathema | 1. a detested person 2. a formal ecclesiastical curse accompanied by excommunication More Definitions → |
| adios | 1. a farewell remark More Definitions → |
| animosity | 1. a feeling of ill will arousing active hostility More Definitions → |
| annexe | 1. an addition that extends a main building More Definitions → |
| anthracite | 1. a hard natural coal that burns slowly and gives intense heat More Definitions → |
| atrocity | 1. the quality of being shockingly cruel and inhumane 2. an act of atrocious cruelty More Definitions → |
| acidophilus | 1. a bacterium that is used to make yogurt and to supplement probiotics More Definitions → |
| adenoma | 1. a benign epithelial tumor of glandular origin More Definitions → |
| antipsychotic | 1. tranquilizer used to treat psychotic conditions when a calming effect is desired More Definitions → |
| aldehyde | 1. any of a class of highly reactive chemical compounds; used in making resins and dyes and organic acids More Definitions → |
| adiabatic | More Definitions → |
| accelerometer | 1. an instrument for measuring the acceleration of aircraft or rockets More Definitions → |
| allusion | 1. passing reference or indirect mention More Definitions → |
| authenticator | 1. one who determines authenticity (as of works of art) or who guarantees validity More Definitions → |
| angelus | 1. the sound of a bell rung in Roman Catholic churches to announce the time when the Angelus should be recited More Definitions → |
| apostrophe | 1. address to an absent or imaginary person 2. the mark (') used to indicate the omission of one or more letters from a printed word More Definitions → |
| astrobiology | 1. the branch of biology concerned with the effects of outer space on living organisms and the search for extraterrestrial life More Definitions → |
| airworthiness | 1. fitness to fly More Definitions → |
| apparition | 1. a ghostly appearing figure 2. the appearance of a ghostlike figure More Definitions → |
| amaryllis | 1. bulbous plant having showy white to reddish flowers More Definitions → |
| astrologer | 1. someone who predicts the future by the positions of the planets and sun and Moon More Definitions → |
| aficionado | 1. a fan of bull fighting 2. a serious devotee of some particular music genre or musical performer More Definitions → |
| ampicillin | 1. semisynthetic penicillin (trade names Principen and Polycillin and SK-Ampicillin) More Definitions → |
| anise | 1. native to Egypt but cultivated widely for its aromatic seeds and the oil from them used medicinally and as a flavoring in cookery 2. liquorice-flavored seeds, used medicinally and in cooking and liquors More Definitions → |
| aggressor | 1. someone who attacks 2. a confident assertive person who acts as instigator More Definitions → |
| asthmatic | 1. a person suffering from asthma More Definitions → |
| ailment | 1. an often persistent bodily disorder or disease; a cause for complaining More Definitions → |
| anointing | 1. the act of applying oil or an oily liquid More Definitions → |
| absorbance | 1. (physics) a measure of the extent to which a substance transmits light or other electromagnetic radiation More Definitions → |
| attractor | 1. an entertainer who attracts large audiences 2. (physics) a point in the ideal multidimensional phase space that is used to describe a system toward which the system tends to evolve regardless of the starting conditions of the system More Definitions → |
| amide | 1. any organic compound containing the group -CONH2 More Definitions → |
| accomplice | 1. a person who joins with another in carrying out some plan (especially an unethical or illegal plan) More Definitions → |
| automaker | 1. a business engaged in the manufacture of automobiles More Definitions → |
| advection | 1. (meteorology) the horizontal transfer of heat or other atmospheric properties More Definitions → |
| adjudicator | 1. a person who studies and settles conflicts and disputes More Definitions → |
| altercation | 1. noisy quarrel More Definitions → |
| agave | 1. tropical American plants with basal rosettes of fibrous sword-shaped leaves and flowers in tall spikes; some cultivated for ornament or for fiber More Definitions → |
| arabesque | 1. position in which the dancer has one leg raised behind and arms outstretched in a conventional pose 2. an ornament that interlaces simulated foliage in an intricate design More Definitions → |
| armrest | 1. a support for the arm More Definitions → |
| ashram | 1. a place of religious retreat modeled after the Indian ashram 2. (India) a place of religious retreat for Hindus More Definitions → |
| assassinate | More Definitions → |
| astronautics | 1. the theory and practice of navigation through air or space More Definitions → |
| acidosis | 1. abnormally high acidity (excess hydrogen-ion concentration) of the blood and other body tissues More Definitions → |
| ambivalence | 1. mixed feelings or emotions More Definitions → |
| alkalinity | 1. pH values above 7 More Definitions → |
| acquittal | 1. a judgment of not guilty More Definitions → |
| anagrams | 1. a game whose object is to form words from a group of randomly chosen letters More Definitions → |
| alcove | 1. a small recess opening off a larger room More Definitions → |
| appellation | 1. identifying word or words by which someone or something is called and classified or distinguished from others 2. a geographical indication used to identify where the grapes for a wine are grown More Definitions → |
| abbe | 1. a French abbot More Definitions → |
| achiever | 1. a person with a record of successes More Definitions → |
| albuterol | 1. a bronchodilator (trade names Ventolin or Proventil) used for asthma and emphysema and other lung conditions; available in oral or inhalant forms; side effects are tachycardia and shakiness More Definitions → |
| adopter | 1. a person who adopts a child of other parents as his or her own child More Definitions → |
| antihypertensive | 1. a drug that reduces high blood pressure More Definitions → |
| amylase | 1. any of a group of proteins found in saliva and pancreatic juice and parts of plants; help convert starch to sugar More Definitions → |
| ardour | 1. a feeling of strong eagerness (usually in favor of a person or cause) 2. intense feeling of love More Definitions → |
| apprehend | More Definitions → |
| airship | 1. a steerable self-propelled aircraft More Definitions → |
| aviary | 1. a building where birds are kept More Definitions → |
| ampersand | 1. a punctuation mark (&) used to represent conjunction (and) More Definitions → |
| aphid | 1. any of various small plant-sucking insects More Definitions → |
| atropine | 1. a poisonous crystalline alkaloid extracted from the nightshade family; used as an antispasmodic and to dilate the eye pupil; also administered in large amounts as an antidote for organophosphate nerve agents or organophosphate insecticides More Definitions → |
| actuation | 1. the act of propelling More Definitions → |
| amputee | 1. someone who has had a limb removed by amputation More Definitions → |
| appendicitis | 1. inflammation of the vermiform appendix More Definitions → |
| afterthought | 1. thinking again about a choice previously made 2. an addition that was not included in the original plan More Definitions → |
| aristocrat | 1. a member of the aristocracy More Definitions → |
| autobahn | 1. an expressway in a German-speaking country More Definitions → |
| alternation | 1. successive change from one thing or state to another and back again More Definitions → |
| astigmatism | 1. (ophthalmology) impaired eyesight resulting usually from irregular conformation of the cornea; common in nearsighted people 2. (optics) defect in an optical system in which light rays from a single point fail to converge in a single focal point More Definitions → |
| aphrodisiac | 1. a drug or other agent that stimulates sexual desire More Definitions → |
| attenuator | 1. an electrical device for attenuating the strength of an electrical signal More Definitions → |
| assertiveness | 1. aggressive self-assurance; given to making bold assertions More Definitions → |
| antithesis | 1. exact opposite 2. the juxtaposition of contrasting words or ideas to give a feeling of balance More Definitions → |
| amoeba | 1. naked freshwater or marine or parasitic protozoa that form temporary pseudopods for feeding and locomotion More Definitions → |
| accentuate | More Definitions → |
| aggravate | More Definitions → |
| audiotape | 1. a tape recording of sound 2. magnetic tape for use in recording sound More Definitions → |
| acetylene | 1. a colorless flammable gas used chiefly in welding and in organic synthesis More Definitions → |
| accuser | 1. someone who imputes guilt or blame More Definitions → |
| arteriosclerosis | 1. sclerosis of the arterial walls More Definitions → |
| atria | 1. any chamber that is connected to other chambers or passageways (especially one of the two upper chambers of the heart) 2. the central area in a building; open to the sky More Definitions → |
| aminotransferase | 1. a class of transferases that catalyze transamination (that transfer an amino group from an amino acid to another compound) More Definitions → |
| adverb | 1. the word class that qualifies verbs or clauses 2. a word that modifies something other than a noun More Definitions → |
| aseptic | More Definitions → |
| adieu | 1. a farewell remark More Definitions → |
| affluence | 1. abundant wealth More Definitions → |
| admonition | 1. cautionary advice about something imminent (especially imminent danger or other unpleasantness) 2. a firm rebuke More Definitions → |
| ampere | 1. a former unit of electric current (slightly smaller than the SI ampere) 2. the basic unit of electric current adopted under the Systeme International d'Unites More Definitions → |
| aggressiveness | 1. the quality of being bold and enterprising 2. a feeling of hostility that arouses thoughts of attack More Definitions → |
| amiss | More Definitions → |
| attestation | 1. the action of bearing witness 2. the evidence by which something is attested More Definitions → |
| adherent | 1. someone who believes and helps to spread the doctrine of another More Definitions → |
| aphasia | 1. inability to use or understand language (spoken or written) because of a brain lesion More Definitions → |
| atrazine | 1. a synthetic compound derived from triazine that is widely used as an agricultural herbicide More Definitions → |
| armistice | 1. a state of peace agreed to between opponents so they can discuss peace terms More Definitions → |
| astragalus | 1. the bone in the ankle that articulates with the leg bones to form the ankle joint More Definitions → |
| apologetic | More Definitions → |
| absolution | 1. the condition of being formally forgiven by a priest in the sacrament of penance 2. the act of absolving or remitting; formal redemption as pronounced by a priest in the sacrament of penance More Definitions → |
| artemisia | 1. any of various composite shrubs or herbs of the genus Artemisia having aromatic green or greyish foliage More Definitions → |
| axillary | More Definitions → |
| anchorman | 1. a television reporter who coordinates a broadcast to which several correspondents contribute More Definitions → |
| anticoagulant | 1. medicine that prevents or retards the clotting of blood More Definitions → |
| armature | 1. coil in which voltage is induced by motion through a magnetic field More Definitions → |
| airstrip | 1. an airfield without normal airport facilities More Definitions → |
| axiomatic | More Definitions → |
| anthill | 1. a mound of earth made by ants as they dig their nest More Definitions → |
| azide | 1. a chemical compound containing the azido group combined with an element or radical More Definitions → |
| arching | More Definitions → |
| amaretto | 1. an Italian almond liqueur More Definitions → |
| arnica | 1. used especially in treating bruises 2. any of various rhizomatous usually perennial plants of the genus Arnica More Definitions → |
| arraignment | 1. a legal document calling someone to court to answer an indictment More Definitions → |
| anaphylaxis | 1. hypersensitivity reaction to the ingestion or injection of a substance (a protein or drug) resulting from prior contact with a substance More Definitions → |
| aventail | 1. a medieval hood of mail suspended from a basinet to protect the head and neck More Definitions → |
| assailant | 1. someone who attacks More Definitions → |
| ambit | 1. an area in which something acts or operates or has power or control: More Definitions → |
| alexandrite | 1. a green variety of chrysoberyl used as a gemstone More Definitions → |
| approbation | 1. official approval 2. official recognition or approval More Definitions → |
| autoclave | 1. a device for heating substances above their boiling point; used to manufacture chemicals or to sterilize surgical instruments More Definitions → |
| afferent | 1. a nerve that passes impulses from receptors toward or to the central nervous system More Definitions → |
| agglomeration | 1. a jumbled collection or mass 2. the act of collecting in a mass; the act of agglomerating More Definitions → |
| acrobatic | More Definitions → |
| ameliorate | More Definitions → |
| aircrew | 1. the crew of an aircraft More Definitions → |
| acquirer | 1. a person who acquires something (usually permanently) 2. a corporation gaining financial control over another corporation or financial institution through a payment in cash or an exchange of stock More Definitions → |
| aunty | 1. the sister of your father or mother; the wife of your uncle More Definitions → |
| acrylamide | 1. a white crystalline amide of propenoic acid can damage the nervous system and is carcinogenic in laboratory animals More Definitions → |
| alumna | 1. a person who has received a degree from a school (high school or college or university) More Definitions → |
| agnosticism | 1. a religious orientation of doubt; a denial of ultimate knowledge of the existence of God 2. the disbelief in any claims of ultimate knowledge More Definitions → |
| anhydride | 1. a compound formed from one or more other compounds in a reaction resulting in removal of water More Definitions → |
| alimentation | 1. a source of materials to nourish the body 2. the act of supplying food and nourishment More Definitions → |
| amaranth | 1. seed of amaranth plants used as a native cereal in Central and South America 2. any of various plants of the genus Amaranthus having dense plumes of green or red flowers; often cultivated for food More Definitions → |
| awl | 1. a pointed tool for marking surfaces or for punching small holes More Definitions → |
| armorial | More Definitions → |
| antihistamine | 1. a medicine used to treat allergies and hypersensitive reactions and colds; works by counteracting the effects of histamine on a receptor site More Definitions → |
| aldosterone | 1. a corticosteroid hormone that is secreted by the cortex of the adrenal gland; regulates salt (sodium and potassium) and water balance More Definitions → |
| arthritic | 1. a person afflicted with arthritis More Definitions → |
| apostasy | 1. the state of having rejected your religious beliefs for your political party or a cause (often in favor of opposing beliefs or causes) 2. the act of abandoning a party for cause More Definitions → |
| ascites | 1. accumulation of serous fluid in peritoneal cavity More Definitions → |
| airfoil | 1. a device that provides reactive force when in motion relative to the surrounding air; can lift or control a plane in flight More Definitions → |
| awn | 1. slender bristlelike appendage found on the bracts of grasses More Definitions → |
| abolitionist | 1. a reformer who favors abolishing slavery More Definitions → |
| annunciation | 1. a formal public statement More Definitions → |
| ascendancy | 1. the state that exists when one person or group has power over another More Definitions → |
| arthroplasty | 1. surgical reconstruction or replacement of a malformed or degenerated joint More Definitions → |
| affront | 1. a deliberately offensive act or something producing the effect of deliberate disrespect More Definitions → |
| airspeed | 1. the speed of an aircraft relative to the air in which it is flying More Definitions → |
| appeasement | 1. the act of appeasing (as by acceding to the demands of) More Definitions → |
| armoury | 1. a collection of resources 2. all the weapons and equipment that a country has More Definitions → |
| acidification | 1. the process of becoming acid or being converted into an acid More Definitions → |
| antitumor | More Definitions → |
| acquiescence | 1. acceptance without protest 2. agreement with a statement or proposal to do something More Definitions → |
| aspidistra | 1. evergreen perennial with large handsome basal leaves; grown primarily as a foliage houseplant More Definitions → |
| airstream | 1. a relatively well-defined prevailing wind 2. the flow of air that is driven backwards by an aircraft propeller More Definitions → |
| austerity | 1. the trait of great self-denial (especially refraining from worldly pleasures) More Definitions → |
| aniline | 1. oily poisonous liquid amine obtained from nitrobenzene and used to make dyes and plastics and medicines More Definitions → |
| anorexic | 1. a person suffering from anorexia nervosa More Definitions → |
| abstention | 1. the trait of abstaining (especially from alcohol) More Definitions → |
| arbour | 1. a framework that supports climbing plants More Definitions → |
| aqualung | 1. a device (trade name Aqua-Lung) that lets divers breathe under water; scuba is an acronym for self-contained underwater breathing apparatus More Definitions → |
| ascetic | 1. someone who practices self denial as a spiritual discipline More Definitions → |
| arthropod | 1. invertebrate having jointed limbs and a segmented body with an exoskeleton made of chitin More Definitions → |
| antimatter | 1. matter consisting of elementary particles that are the antiparticles of those making up normal substances More Definitions → |
| aught | 1. a quantity of no importance; thing (object:), singular, negative pronoun; pronoun, thing, singular; quantifier: negative existential More Definitions → |
| aftertaste | 1. an afterimage of a taste More Definitions → |
| althea | 1. any of various plants of the genus Althaea; similar to but having smaller flowers than genus Alcea More Definitions → |
| annihilate | More Definitions → |
| apologist | 1. a person who argues to defend or justify some policy or institution More Definitions → |
| adjudicate | More Definitions → |
| antiserum | 1. blood serum containing antibodies against specific antigens; provides immunity to a disease More Definitions → |
| annulus | 1. a toroidal shape 2. (Fungi) a remnant of the partial veil that in mature mushrooms surrounds the stem like a collar More Definitions → |
| alga | 1. primitive chlorophyll-containing mainly aquatic eukaryotic organisms lacking true stems and roots and leaves More Definitions → |
| acrobatics | 1. the gymnastic moves of an acrobat 2. the performance of stunts while in flight in an aircraft More Definitions → |
| argonaut | 1. someone engaged in a dangerous but potentially rewarding adventure More Definitions → |
| anonym | 1. a fictitious name used when the person performs a particular social role More Definitions → |
| animus | 1. a feeling of ill will arousing active hostility More Definitions → |
| aquaria | 1. a tank or pool or bowl filled with water for keeping live fish and underwater animals More Definitions → |
| arbitrate | More Definitions → |
| anchovy | 1. tiny fishes usually canned or salted; used for hors d'oeuvres or as seasoning in sauces 2. small herring-like plankton-eating fishes often canned whole or as paste; abundant in tropical waters worldwide More Definitions → |
| anachronism | 1. something located at a time when it could not have existed or occurred 2. an artifact that belongs to another time More Definitions → |
| appendage | 1. an external body part that projects from the body 2. a natural prolongation or projection from a part of an organism either animal or plant More Definitions → |
| airwave | 1. medium for radio and television broadcasting More Definitions → |
| assignor | 1. (law) the party who makes an assignment More Definitions → |
| afforestation | 1. the conversion of bare or cultivated land into forest (originally for the purpose of hunting) More Definitions → |
| annuitant | 1. the recipient of an annuity More Definitions → |
| aether | 1. a medium that was once supposed to fill all space and to support the propagation of electromagnetic waves More Definitions → |
| acrylate | 1. a salt or ester of propenoic acid More Definitions → |
| asbestosis | 1. lung disease caused by inhaling asbestos particles More Definitions → |
| aliyah | 1. (Judaism) the honor of being called up to the reading desk in the synagogue to read from the Torah 2. (Judaism) immigration of Jews to Israel More Definitions → |
| aliquot | 1. an integer that is an exact divisor of some quantity More Definitions → |
| adaption | 1. the process of adapting to something (such as environmental conditions) More Definitions → |
| anesthesiologist | 1. a specialist who administers an anesthetic to a patient before he is treated More Definitions → |
| allograft | 1. tissue or organ transplanted from a donor of the same species but different genetic makeup; recipient's immune system must be suppressed to prevent rejection of the graft More Definitions → |
| anastomosis | 1. a natural or surgical joining of parts or branches of tubular structures so as to make or become continuous More Definitions → |
| authoritarianism | 1. a form of government in which the ruler is an absolute dictator (not restricted by a constitution or laws or opposition etc.) More Definitions → |
| adornment | 1. a decoration of color or interest that is added to relieve plainness 2. the action of decorating yourself with something colorful and interesting More Definitions → |
| anemometer | 1. a gauge for recording the speed and direction of wind More Definitions → |
| afterburner | 1. a device that injects fuel into a hot exhaust for extra thrust More Definitions → |
| arbutus | 1. any of several evergreen shrubs of the genus Arbutus of temperate Europe and America More Definitions → |
| anionic | 1. a class of synthetic detergents in which the molecules do not ionize in aqueous solutions More Definitions → |
| aflatoxin | 1. a potent carcinogen from the fungus Aspergillus; can be produced and stored for use as a bioweapon More Definitions → |
| arcanum | 1. information known only to a special group More Definitions → |
| astrodome | 1. a transparent dome on top of an airplane where the navigator can make celestial observations More Definitions → |
| allopurinol | 1. a drug (trade name Zyloprim) used to treat gout and other conditions in which there is an excessive buildup of uric acid More Definitions → |
| arete | 1. a sharp narrow ridge found in rugged mountains More Definitions → |
| abutment | 1. point of contact between two objects or parts 2. a masonry support that touches and directly receives thrust or pressure of an arch or bridge More Definitions → |
| abdominoplasty | 1. cosmetic surgery of the abdomen to remove wrinkles and tighten the skin over the stomach More Definitions → |
| aubergine | 1. hairy upright herb native to southeastern Asia but widely cultivated for its large glossy edible fruit commonly used as a vegetable 2. egg-shaped vegetable having a shiny skin typically dark purple but occasionally white or yellow More Definitions → |
| apostate | 1. a disloyal person who betrays or deserts his cause or religion or political party or friend etc. More Definitions → |
| abracadabra | 1. gibberish and nonsense More Definitions → |
| arthroscopy | 1. a minimally invasive operation to repair a damaged joint; the surgeon examines the joint with an arthroscope while making repairs through a small incision More Definitions → |
| adulation | 1. servile flattery; exaggerated and hypocritical praise More Definitions → |
| avarice | 1. reprehensible acquisitiveness; insatiable desire for wealth (personified as one of the deadly sins) 2. extreme greed for material wealth More Definitions → |
| airgun | 1. a gun that propels a projectile by compressed air More Definitions → |
| autoimmunity | 1. production of antibodies against the tissues of your own body; produces autoimmune disease or hypersensitivity reactions More Definitions → |
| astringent | 1. a drug that causes contraction of body tissues and canals More Definitions → |
| angstrom | 1. a metric unit of length equal to one ten billionth of a meter (or 0.0001 micron); used to specify wavelengths of electromagnetic radiation More Definitions → |
| asana | 1. (Hinduism) a posture or manner of sitting (as in the practice of yoga) More Definitions → |
| amyloidosis | 1. a disorder characterized by deposit of amyloid in organs or tissues; often secondary to chronic rheumatoid arthritis or tuberculosis or multiple myeloma More Definitions → |
| apatite | 1. a common complex mineral consisting of calcium fluoride phosphate or calcium chloride phosphate; a source of phosphorus More Definitions → |
| aggro | 1. (informal British usage) aggravation or aggression More Definitions → |
| alcazar | 1. any of various Spanish fortresses or palaces built by the Moors More Definitions → |
| airhead | 1. a flighty scatterbrained simpleton 2. a bridgehead seized by airborne troops More Definitions → |
| albacore | 1. relatively small tuna with choice white flesh; major source of canned tuna 2. large pelagic tuna the source of most canned tuna; reaches 93 pounds and has long pectoral fins; found worldwide in tropical and temperate waters More Definitions → |
| acetaldehyde | 1. a colorless volatile water-soluble liquid aldehyde used chiefly in the manufacture of acetic acid and perfumes and drugs More Definitions → |
| acetylation | 1. the process of introducing an acetyl group into a compound More Definitions → |
| acanthus | 1. any plant of the genus Acanthus having large spiny leaves and spikes or white or purplish flowers; native to Mediterranean region but widely cultivated More Definitions → |
| actualization | 1. making real or giving the appearance of reality More Definitions → |
| attenuate | More Definitions → |
| aetiology | 1. the cause of a disease 2. the philosophical study of causation More Definitions → |
| arras | 1. a wall hanging of heavy handwoven fabric often with pictorial designs More Definitions → |
| arcadian | More Definitions → |
| amniocentesis | 1. (pregnancy) extraction by centesis of amniotic fluid from a pregnant woman (after the 15th week of pregnancy) to aid in the diagnosis of fetal abnormalities More Definitions → |
| allspice | 1. aromatic West Indian tree that produces allspice berries 2. deciduous shrubs having aromatic bark; eastern China; southwestern and eastern United States More Definitions → |
| aerator | 1. an apparatus for exposing something to the air (as sewage) More Definitions → |
| abattoir | 1. a building where animals are butchered More Definitions → |
| agoraphobia | 1. a morbid fear of open spaces (as fear of being caught alone in some public place) More Definitions → |
| alstroemeria | 1. any of various South American plants of the genus Alstroemeria valued for their handsome umbels of beautiful flowers More Definitions → |
| amenorrhea | 1. absence or suppression of normal menstrual flow More Definitions → |
| affaire | 1. a usually secretive or illicit sexual relationship More Definitions → |
| aventurine | 1. a translucent quartz spangled with bits of mica or other minerals More Definitions → |
| acculturation | 1. the adoption of the behavior patterns of the surrounding culture 2. all the knowledge and values shared by a society More Definitions → |
| allegretto | 1. a quicker tempo than andante but not as fast as allegro 2. a musical composition or musical passage to be performed at a somewhat quicker tempo than andante but not as fast as allegro More Definitions → |
| awkwardness | 1. unskillfulness resulting from a lack of training 2. the quality of an embarrassing situation More Definitions → |
| antacid | 1. an agent that counteracts or neutralizes acidity (especially in the stomach) More Definitions → |
| amperage | 1. the strength of an electrical current measured in amperes More Definitions → |
| areola | 1. small space in a tissue or body part such as the area between veins on a leaf or an insect's wing 2. small circular area such as that around the human nipple or an inflamed area around a pimple or insect bite More Definitions → |
| ardor | 1. a feeling of strong eagerness (usually in favor of a person or cause) 2. intense feeling of love More Definitions → |
| anorak | 1. a kind of heavy jacket More Definitions → |
| auxin | 1. a plant hormone that promotes root formation and bud growth More Definitions → |
| accompanist | 1. a person who provides musical accompaniment (usually on a piano) More Definitions → |
| antipathy | 1. a feeling of intense dislike 2. the object of a feeling of intense aversion; something to be avoided More Definitions → |
| antisera | 1. blood serum containing antibodies against specific antigens; provides immunity to a disease More Definitions → |
| afterimage | 1. an image (usually a negative image) that persists after stimulation has ceased More Definitions → |
| aileron | 1. an airfoil that controls lateral motion More Definitions → |
| athleticism | 1. intense energy More Definitions → |
| animism | 1. the doctrine that all natural objects and the universe itself have souls More Definitions → |
| apportion | More Definitions → |
| alkaloid | 1. natural bases containing nitrogen found in plants More Definitions → |
| atresia | 1. an abnormal condition in which a normal opening or tube in the body (as the urethra) is closed or absent More Definitions → |
| airlock | 1. a chamber that provides access to space where air is under pressure More Definitions → |
| acolyte | 1. someone who assists a priest or minister in a liturgical service; a cleric ordained in the highest of the minor orders in the Roman Catholic Church but not in the Anglican Church or the Eastern Orthodox Churches More Definitions → |
| antic | 1. a ludicrous or grotesque act done for fun and amusement More Definitions → |
| acrylonitrile | 1. a colorless liquid unsaturated nitrile made from propene More Definitions → |
| autoradiography | 1. producing a radiograph by means of the radiation emitted from the specimen being photographed More Definitions → |
| aspirant | 1. an ambitious and aspiring young person More Definitions → |
| asparagine | 1. a crystalline amino acid found in proteins and in many plants (e.g., asparagus) More Definitions → |
| accusative | 1. the case of nouns serving as the direct object of a verb More Definitions → |
| ascender | 1. someone who ascends 2. a lowercase letter that has a part extending above other lowercase letters More Definitions → |
| asci | 1. saclike structure in which ascospores are formed through sexual reproduction of ascomycetes More Definitions → |
| annotating | 1. the act of adding notes More Definitions → |
| avocet | 1. long-legged web-footed black-and-white shorebird with slender upward-curving bill More Definitions → |
| acetal | 1. any organic compound formed by adding alcohol molecules to aldehyde molecules More Definitions → |
| amble | 1. a leisurely walk (usually in some public place) More Definitions → |
| arugula | 1. erect European annual often grown as a salad crop to be harvested when young and tender More Definitions → |
| aper | 1. someone who copies the words or behavior of another More Definitions → |
| abbreviate | More Definitions → |
| advisability | 1. the quality of being advisable More Definitions → |
| automat | 1. a vending machine from which you can get food 2. a cafeteria where food is served from machines More Definitions → |
| ablution | 1. the ritual washing of a priest's hands or of sacred vessels More Definitions → |
| annihilator | 1. a total destroyer More Definitions → |
| aerobatics | 1. the performance of stunts while in flight in an aircraft More Definitions → |
| arborist | 1. a specialist in treating damaged trees More Definitions → |
| ambergris | 1. waxy substance secreted by the sperm whale and found floating at sea or washed ashore; used in perfume More Definitions → |
| atheneum | 1. a literary or scientific association for the promotion of learning 2. a place where reading materials are available More Definitions → |
| arteritis | 1. inflammation of an artery More Definitions → |
| acclimation | 1. adaptation to a new climate (a new temperature or altitude or environment) More Definitions → |
| amelioration | 1. the act of relieving ills and changing for the better More Definitions → |
| acquiesce | More Definitions → |
| alacrity | 1. liveliness and eagerness More Definitions → |
| anoxia | 1. severe hypoxia; absence of oxygen in inspired gases or in arterial blood or in the tissues More Definitions → |
| azathioprine | 1. an immunosuppressive drug (trade name Imuran) used to prevent rejection of a transplanted organ More Definitions → |
| abeyance | 1. temporary cessation or suspension More Definitions → |
| allyl | 1. the univalent unsaturated organic radical C3H5; derived from propylene More Definitions → |
| assemblywoman | 1. a woman assemblyman More Definitions → |
| antihero | 1. a protagonist who lacks the characteristics that would make him a hero (or her a heroine) More Definitions → |
| administrate | More Definitions → |
| ayah | 1. (in India) a native nursemaid who looks after children More Definitions → |
| alleyway | 1. a narrow street with walls on both sides More Definitions → |
| abrogation | 1. the act of abrogating; an official or legal cancellation More Definitions → |
| adduct | 1. a compound formed by an addition reaction More Definitions → |
| arcus | 1. a whitish deposit in the shape of an arc that is sometimes seen in the cornea More Definitions → |
| angelfish | 1. a butterfly fish of the genus Pomacanthus 2. deep-bodied disk-shaped food fish of warmer western Atlantic coastal waters More Definitions → |
| apologia | 1. a formal written defense of something you believe in strongly More Definitions → |
| abdication | 1. a formal resignation and renunciation of powers 2. the act of abdicating More Definitions → |
| averting | 1. the act of preventing something from occurring 2. the act of turning yourself (or your gaze) away More Definitions → |
| ageism | 1. discrimination on the basis of a person's age More Definitions → |
| apse | 1. a domed or vaulted recess or projection on a building especially the east end of a church; usually contains the altar More Definitions → |
| abduct | More Definitions → |
| albumen | 1. a simple water-soluble protein found in many animal tissues and liquids 2. the white part of an egg; the nutritive and protective gelatinous substance surrounding the yolk consisting mainly of albumin dissolved in water More Definitions → |
| anesthetist | 1. a specialist who administers an anesthetic to a patient before he is treated More Definitions → |
| arboriculture | 1. the tending of and caring for trees More Definitions → |
| affectation | 1. a deliberate pretense or exaggerated display More Definitions → |
| anticonvulsant | 1. a drug used to treat or prevent convulsions (as in epilepsy) More Definitions → |
| abdicate | More Definitions → |
| archdeacon | 1. (Anglican Church) an ecclesiastical dignitary usually ranking just below a bishop More Definitions → |
| advertizing | 1. a public promotion of some product or service More Definitions → |
| academician | 1. someone elected to honorary membership in an academy 2. a scholar who is skilled in academic disputation More Definitions → |
| aplomb | 1. great coolness and composure under strain More Definitions → |
| agglutination | 1. a clumping of bacteria or red cells when held together by antibodies (agglutinins) 2. the building of words from component morphemes that retain their form and meaning in the process of combining More Definitions → |
| amyl | 1. a hydrocarbon radical that occurs in many organic compounds More Definitions → |
| alliteration | 1. use of the same consonant at the beginning of each stressed syllable in a line of verse More Definitions → |
| asphyxia | 1. a condition in which insufficient or no oxygen and carbon dioxide are exchanged on a ventilatory basis; caused by choking or drowning or electric shock or poison gas More Definitions → |
| arachnid | 1. air-breathing arthropods characterized by simple eyes and four pairs of legs More Definitions → |
| alluvium | 1. clay or silt or gravel carried by rushing streams and deposited where the stream slows down More Definitions → |
| alarmist | 1. a person who alarms others needlessly More Definitions → |
| augur | 1. (ancient Rome) a religious official who interpreted omens to guide public policy More Definitions → |
| archeologist | 1. an anthropologist who studies prehistoric people and their culture More Definitions → |
| atomizer | 1. a dispenser that turns a liquid (such as perfume) into a fine mist More Definitions → |
| attentiveness | 1. paying particular notice (as to children or helpless people) 2. the trait of being considerate and thoughtful of others More Definitions → |
| attender | 1. someone who listens attentively 2. someone who waits on or tends to or attends to the needs of another More Definitions → |
| allover | More Definitions → |
| absolutism | 1. dominance through threat of punishment and violence 2. a form of government in which the ruler is an absolute dictator (not restricted by a constitution or laws or opposition etc.) More Definitions → |
| astrometry | 1. the branch of astronomy that deals with the measurement of the position and motion of celestial bodies More Definitions → |
| antiarrhythmic | 1. a drug used to treat an abnormal heart rhythm More Definitions → |
| airfreight | More Definitions → |
| augmentative | More Definitions → |
| absolutist | 1. one who advocates absolutism More Definitions → |
| alveoli | 1. a tiny sac for holding air in the lungs; formed by the terminal dilation of tiny air passageways 2. a bony socket in the alveolar ridge that holds a tooth More Definitions → |
| agitprop | 1. political propaganda (especially communist propaganda) communicated via art and literature and cinema More Definitions → |
| aperitif | 1. alcoholic beverage taken before a meal as an appetizer More Definitions → |
| amphora | 1. an ancient jar with two handles and a narrow neck; used to hold oil or wine More Definitions → |
| acclamation | 1. enthusiastic approval More Definitions → |
| axil | 1. the upper angle between an axis and an offshoot such as a branch or leafstalk More Definitions → |
| antimalarial | 1. a medicinal drug used to prevent or treat malaria More Definitions → |
| adulteration | 1. being mixed with extraneous material; the product of adulterating 2. the act of adulterating (especially the illicit substitution of one substance for another) More Definitions → |
| amblyopia | 1. visual impairment without apparent organic pathology More Definitions → |
| anther | 1. the part of the stamen that contains pollen; usually borne on a stalk More Definitions → |
| aspergillosis | 1. severe respiratory disease of birds that takes the form of an acute rapidly fatal pneumonia in young chickens and turkeys 2. an opportunistic infection by a fungus of the genus Aspergillus; characterized by inflammation and lesions of the ear and other organs More Definitions → |
| auricular | More Definitions → |
| ammeter | 1. a meter that measures the flow of electrical current in amperes More Definitions → |
| autobus | 1. a vehicle carrying many passengers; used for public transport More Definitions → |
| aerie | 1. the lofty nest of a bird of prey (such as a hawk or eagle) 2. any habitation at a high altitude More Definitions → |
| agronomist | 1. an expert in soil management and field-crop production More Definitions → |
| arbitrariness | 1. the trait of acting unpredictably and more from whim or caprice than from reason or judgment More Definitions → |
| aspirate | 1. a consonant pronounced with aspiration 2. a speech sound having as an obvious concomitant an audible puff of breath, as initial stop consonants or initial h -sounds. More Definitions → |
| asphyxiation | 1. the condition of being deprived of oxygen (as by having breathing stopped) 2. killing by depriving of oxygen More Definitions → |
| autocracy | 1. a political system governed by a single individual 2. a political theory favoring unlimited authority by a single individual More Definitions → |
| anaphase | 1. the stage of meiosis or mitosis when chromosomes move toward opposite ends of the nuclear spindle More Definitions → |
| archduke | 1. a sovereign prince of the former ruling house of Austria More Definitions → |
| angiogram | 1. an X-ray representation of blood vessels made after the injection of a radiopaque substance More Definitions → |
| arum | 1. starch resembling sago that is obtained from cuckoopint root 2. any plant of the family Araceae; have small flowers massed on a spadix surrounded by a large spathe More Definitions → |
| asceticism | 1. the doctrine that through renunciation of worldly pleasures it is possible to achieve a high spiritual or intellectual state 2. the trait of great self-denial (especially refraining from worldly pleasures) More Definitions → |
| apotheosis | 1. model of excellence or perfection of a kind; one having no equal 2. the elevation of a person (as to the status of a god) More Definitions → |
| absorbency | 1. the property of being absorbent More Definitions → |
| alkyd | 1. a durable synthetic resin widely used in adhesives and paints More Definitions → |
| antipasto | 1. a course of appetizers in an Italian meal More Definitions → |
| agon | 1. a festivity in ancient Greece at which competitors contended for prizes More Definitions → |
| audiocassette | 1. a cassette for audiotape More Definitions → |
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