Nouns Starting With AN

Here's the list of all the 1810 Nouns Starting With AN 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)
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
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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
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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
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animal
1. a living organism characterized by voluntary movement
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anti
1. a person who is opposed (to an action or policy or practice etc.)
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anime
1. a hard copal derived from an African tree
2. any of various resins or oleoresins
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angel
1. spiritual being attendant upon God
2. person of exceptional holiness
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annotation
1. a comment or instruction (usually added)
2. the act of adding notes
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anywhereMore Definitions →
ancient
1. a very old person
2. a person who lived in ancient times
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anniversary
1. the date on which an event occurred in some previous year (or the celebration of it)
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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
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animation
1. the condition of living or the state of being alive
2. the property of being able to survive and grow
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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
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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
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anna
1. a former copper coin of Pakistan and India
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announcement
1. a formal public statement
2. a public statement containing information about an event that has happened or is going to happen
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analog
1. something having the property of being analogous to something else
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antenna
1. an electrical device that sends or receives radio or television signals
2. sensitivity similar to that of a receptor organ
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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
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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
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angryMore Definitions →
anchor
1. a mechanical device that prevents a vessel from moving
2. a central cohesive source of support and stability
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annex
1. an addition that extends a main building
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anger
1. a strong emotion; a feeling that is oriented toward some real or supposed grievance
2. the state of being angry
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anatomy
1. the branch of morphology that deals with the structure of animals
2. alternative names for the body of a human being
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ana
1. a collection of anecdotes about a person or place
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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
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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
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anthropology
1. the social science that studies the origins and social relationships of human beings
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annoying
1. the act of troubling or annoying someone
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anchorage
1. a fee for anchoring
2. place for vessels to anchor
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ankle
1. a gliding joint between the distal ends of the tibia and fibula and the proximal end of the talus
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analyzer
1. an instrument that performs analyses
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ancestry
1. the hereditary derivation of an individual
2. inherited properties shared with others of your bloodline
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antigen
1. any substance (as a toxin or enzyme) that stimulates an immune response in the body (especially the production of antibodies)
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anthology
1. a collection of selected literary passages
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anticipateMore Definitions →
annuity
1. income from capital investment paid in a series of regular payments
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analogue
1. something having the property of being analogous to something else
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analyticMore 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)
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antibiotic
1. a chemical substance derivable from a mold or bacterium that can kill microorganisms and cure bacterial infections
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anterior
1. a tooth situated at the front of the mouth
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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
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anticipation
1. an expectation
2. something expected (as on the basis of a norm)
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antitrustMore Definitions →
anesthesia
1. loss of bodily sensation with or without loss of consciousness
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anarchy
1. a state of lawlessness and disorder (usually resulting from a failure of government)
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ante
1. (poker) the initial contribution that each player makes to the pot
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ancestor
1. someone from whom you are descended (but usually more remote than a grandparent)
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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
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annals
1. reports of the work of a society or learned body etc
2. a chronological account of events in successive years
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ancillaryMore Definitions →
anemia
1. a deficiency of red blood cells
2. a lack of vitality
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anomaly
1. deviation from the normal or common order or form or rule
2. a person who is unusual
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ani
1. black tropical American cuckoo
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antioxidant
1. substance that inhibits oxidation or inhibits reactions promoted by oxygen or peroxides
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anonymity
1. the state of being anonymous
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anatomical
1. an expression that relates to anatomy
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ancestralMore Definitions →
angst
1. an acute but unspecific feeling of anxiety; usually reserved for philosophical anxiety about the world or about personal freedom
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antelope
1. graceful Old World ruminant with long legs and horns directed upward and backward; includes gazelles; springboks; impalas; addax; gerenuks; blackbucks; dik-diks
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angling
1. fishing with a hook and line (and usually a pole)
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anorexia
1. a prolonged disorder of eating due to loss of appetite
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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
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antimicrobial
1. an agent (as heat or radiation or a chemical) that destroys microorganisms that might carry disease
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antiquity
1. the historic period preceding the Middle Ages in Europe
2. extreme oldness
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anarchist
1. an advocate of anarchism
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angler
1. a scheming person; someone who schemes to gain an advantage
2. a fisherman who uses a hook and line
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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
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announcer
1. someone who proclaims a message publicly
2. reads news, commercials on radio or television
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animator
1. someone who imparts energy and vitality and spirit to other people
2. the technician who produces animated cartoons
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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
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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
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antagonist
1. someone who offers opposition
2. a muscle that relaxes while another contracts
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annexation
1. incorporation by joining or uniting
2. the formal act of acquiring something (especially territory) by conquest or occupation
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antiquarian
1. an expert or collector of antiquities
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anguish
1. extreme mental distress
2. extreme distress of body or mind
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annoyance
1. the psychological state of being irritated or annoyed
2. anger produced by some annoying irritation
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antidepressant
1. any of a class of drugs used to treat depression; often have undesirable side effects
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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
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antiviral
1. any drug that destroys viruses
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angiotensin
1. any of several vasoconstrictor substances (trade name Hypertensin) that cause narrowing of blood vessels
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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
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aneurysm
1. a cardiovascular disease characterized by a saclike widening of an artery resulting from weakening of the artery wall
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anesthesiology
1. the branch of medical science that studies and applies anesthetics
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anaesthesia
1. loss of bodily sensation with or without loss of consciousness
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annihilation
1. destruction by annihilating something
2. total destruction
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answerer
1. someone who responds
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aneMore Definitions →
annealing
1. hardening something by heat treatment
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antidote
1. a remedy that stops or controls the effects of a poison
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antler
1. deciduous horn of a member of the deer family
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anaconda
1. large arboreal boa of tropical South America
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ancients
1. people who lived in times long past (especially during the historical period before the fall of the Roman Empire in western Europe)
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angiography
1. roentgenographic examination of blood vessels after injection of a radiopaque contrast medium; produces an angiogram
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analyser
1. an instrument that performs analyses
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antibacterial
1. any drug that destroys bacteria or inhibits their growth
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anesthetic
1. a drug that causes temporary loss of bodily sensations
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anisotropy
1. the property of being anisotropic; having a different value when measured in different directions
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angioplasty
1. an operation to repair a damaged blood vessel or unblock a coronary artery
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androgen
1. male sex hormone that is produced in the testes and responsible for typical male sexual characteristics
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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
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analgesic
1. a medicine used to relieve pain
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anima
1. (Jungian psychology) the inner self (not the external persona) that is in touch with the unconscious
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anthropologist
1. a social scientist who specializes in anthropology
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android
1. an automaton that resembles a human being
2. An operating system from Google for mobile devices
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anecdote
1. short account of an incident (especially a biographical one)
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anion
1. a negatively charged ion
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angiogenesis
1. the formation of new blood vessels
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antennae
1. an electrical device that sends or receives radio or television signals
2. sensitivity similar to that of a receptor organ
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antimony
1. a metallic element having four allotropic forms; used in a wide variety of alloys; found in stibnite
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anklets
1. a sock that reaches just above the ankle
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anarchism
1. a political theory favoring the abolition of governments
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antifungal
1. any agent that destroys or prevents the growth of fungi
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analgesia
1. absence of the sense of pain without loss of consciousness
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antiseptic
1. a substance that destroys micro-organisms that carry disease without harming body tissues
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annularMore Definitions →
antecedent
1. someone from whom you are descended (but usually more remote than a grandparent)
2. a preceding occurrence or cause or event
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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
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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
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andante
1. a moderately slow tempo (a walking pace)
2. a musical composition or musical passage to be performed moderately slow
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antifreeze
1. a liquid added to the water in a cooling system to lower its freezing point
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anaesthetic
1. a drug that causes temporary loss of bodily sensations
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anagram
1. a word or phrase spelled by rearranging the letters of another word or phrase
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antenatalMore Definitions →
annulment
1. the state of being cancelled or annulled
2. (law) a formal termination (of a relationship or a judicial proceeding etc)
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anaemia
1. a lack of vitality
2. a deficiency of red blood cells
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antagonism
1. a state of deep-seated ill-will
2. the relation between opposing principles or forces or factors
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anathema
1. a detested person
2. a formal ecclesiastical curse accompanied by excommunication
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animosity
1. a feeling of ill will arousing active hostility
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annexe
1. an addition that extends a main building
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anthracite
1. a hard natural coal that burns slowly and gives intense heat
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antipsychotic
1. tranquilizer used to treat psychotic conditions when a calming effect is desired
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angelus
1. the sound of a bell rung in Roman Catholic churches to announce the time when the Angelus should be recited
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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
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anointing
1. the act of applying oil or an oily liquid
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anagrams
1. a game whose object is to form words from a group of randomly chosen letters
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antihypertensive
1. a drug that reduces high blood pressure
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antithesis
1. exact opposite
2. the juxtaposition of contrasting words or ideas to give a feeling of balance
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anchorman
1. a television reporter who coordinates a broadcast to which several correspondents contribute
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anticoagulant
1. medicine that prevents or retards the clotting of blood
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anthill
1. a mound of earth made by ants as they dig their nest
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anaphylaxis
1. hypersensitivity reaction to the ingestion or injection of a substance (a protein or drug) resulting from prior contact with a substance
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anhydride
1. a compound formed from one or more other compounds in a reaction resulting in removal of water
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antihistamine
1. a medicine used to treat allergies and hypersensitive reactions and colds; works by counteracting the effects of histamine on a receptor site
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annunciation
1. a formal public statement
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antitumorMore Definitions →
aniline
1. oily poisonous liquid amine obtained from nitrobenzene and used to make dyes and plastics and medicines
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anorexic
1. a person suffering from anorexia nervosa
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antimatter
1. matter consisting of elementary particles that are the antiparticles of those making up normal substances
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annihilateMore Definitions →
antiserum
1. blood serum containing antibodies against specific antigens; provides immunity to a disease
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annulus
1. a toroidal shape
2. (Fungi) a remnant of the partial veil that in mature mushrooms surrounds the stem like a collar
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anonym
1. a fictitious name used when the person performs a particular social role
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animus
1. a feeling of ill will arousing active hostility
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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
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anachronism
1. something located at a time when it could not have existed or occurred
2. an artifact that belongs to another time
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annuitant
1. the recipient of an annuity
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anesthesiologist
1. a specialist who administers an anesthetic to a patient before he is treated
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anastomosis
1. a natural or surgical joining of parts or branches of tubular structures so as to make or become continuous
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anemometer
1. a gauge for recording the speed and direction of wind
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anionic
1. a class of synthetic detergents in which the molecules do not ionize in aqueous solutions
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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
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antacid
1. an agent that counteracts or neutralizes acidity (especially in the stomach)
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anorak
1. a kind of heavy jacket
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antipathy
1. a feeling of intense dislike
2. the object of a feeling of intense aversion; something to be avoided
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antisera
1. blood serum containing antibodies against specific antigens; provides immunity to a disease
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animism
1. the doctrine that all natural objects and the universe itself have souls
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antic
1. a ludicrous or grotesque act done for fun and amusement
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annotating
1. the act of adding notes
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annihilator
1. a total destroyer
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anoxia
1. severe hypoxia; absence of oxygen in inspired gases or in arterial blood or in the tissues
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antihero
1. a protagonist who lacks the characteristics that would make him a hero (or her a heroine)
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angelfish
1. a butterfly fish of the genus Pomacanthus
2. deep-bodied disk-shaped food fish of warmer western Atlantic coastal waters
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anesthetist
1. a specialist who administers an anesthetic to a patient before he is treated
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anticonvulsant
1. a drug used to treat or prevent convulsions (as in epilepsy)
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antiarrhythmic
1. a drug used to treat an abnormal heart rhythm
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antimalarial
1. a medicinal drug used to prevent or treat malaria
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anther
1. the part of the stamen that contains pollen; usually borne on a stalk
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anaphase
1. the stage of meiosis or mitosis when chromosomes move toward opposite ends of the nuclear spindle
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angiogram
1. an X-ray representation of blood vessels made after the injection of a radiopaque substance
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antipasto
1. a course of appetizers in an Italian meal
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3-Letter Nouns Starting With AN

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