11-Letter Nouns Starting With CO

Here's the list of all the 802 11-Letter Nouns Starting With CO 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)
corporation
1. a business firm whose articles of incorporation have been approved in some state
2. slang for a paunch
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competition
1. a business relation in which two parties compete to gain customers
2. an occasion on which a winner is selected from among two or more contestants
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combination
1. a collection of things that have been combined; an assemblage of separate parts or qualities
2. a coordinated sequence of chess moves
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cooperation
1. joint operation or action
2. the practice of cooperating
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consumption
1. the process of taking food into the body through the mouth (as by eating)
2. involving the lungs with progressive wasting of the body
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corrections
1. the department of local government that is responsible for managing the treatment of convicted offenders
2. the social control of offenders through a system of imprisonment and rehabilitation and probation and parole
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composition
1. the spatial property resulting from the arrangement of parts in relation to each other and to the whole
2. the way in which someone or something is composed
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coordinator
1. someone whose task is to see that work goes harmoniously
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communicateMore Definitions →
continentalMore Definitions →
convenience
1. the state of being suitable or opportune
2. the quality of being useful and convenient
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compilation
1. something that is compiled (as into a single book or file)
2. the act of compiling (as into a single book or file or list)
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cooperative
1. a jointly owned commercial enterprise (usually organized by farmers or consumers) that produces and distributes goods and services and is run for the benefit of its owners
2. an association formed and operated for the benefit of those using it
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compression
1. an increase in the density of something
2. the process or result of becoming smaller or pressed together
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comparative
1. the comparative form of an adjective or adverb
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conjunction
1. the temporal property of two things happening at the same time
2. the state of being joined together
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contracting
1. becoming infected
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correlation
1. a reciprocal relation between two or more things
2. a statistic representing how closely two variables co-vary; it can vary from -1 (perfect negative correlation) through 0 (no correlation) to +1 (perfect positive correlation)
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consultancy
1. the practice of giving expert advice within a particular field
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consequence
1. a phenomenon that follows and is caused by some previous phenomenon
2. the outcome of an event especially as relative to an individual
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consistency
1. the property of holding together and retaining its shape
2. a harmonious uniformity or agreement among things or parts
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contributor
1. someone who contributes (or promises to contribute) a sum of money
2. a writer whose work is published in a newspaper or magazine or as part of a book
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concentrate
1. the desired mineral that is left after impurities have been removed from mined ore
2. a concentrated form of a foodstuff; the bulk is reduced by removing water
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computation
1. the procedure of calculating; determining something by mathematical or logical methods
2. problem solving that involves numbers or quantities
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convergence
1. the occurrence of two or more things coming together
2. the approach of an infinite series to a finite limit
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convertible
1. a car that has top that can be folded or removed
2. a corporate security (usually bonds or preferred stock) that can be exchanged for another form of security (usually common stock)
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collectible
1. things considered to be worth collecting (not necessarily valuable or antique)
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controversy
1. a contentious speech act; a dispute where there is strong disagreement
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conditionalMore Definitions →
countryside
1. rural regions
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constructor
1. someone who contracts for and supervises construction (as of a building)
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coefficient
1. a constant number that serves as a measure of some property or characteristic
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counselling
1. something that provides direction or advice as to a decision or course of action
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consolidateMore Definitions →
conditioner
1. exercise that conditions the body
2. a trainer of athletes
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compartment
1. a space into which an area is subdivided
2. a partitioned section, chamber, or separate room within a larger enclosed area
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complainant
1. a person who brings an action in a court of law
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contingency
1. a possible event or occurrence or result
2. the state of being contingent on something
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congressman
1. a member of the United States House of Representatives
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complainingMore Definitions →
cornerstone
1. the fundamental assumptions from which something is begun or developed or calculated or explained
2. a stone in the exterior of a large and important building; usually carved with a date and laid with appropriate ceremonies
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conformance
1. correspondence in form or appearance
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collaborateMore Definitions →
condominium
1. one of the dwelling units in a condominium
2. housing consisting of a complex of dwelling units (as an apartment house) in which each unit is individually owned
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containment
1. a policy of creating strategic alliances in order to check the expansion of a hostile power or ideology or to force it to negotiate peacefully
2. (physics) a system designed to prevent the accidental release of radioactive material from a reactor
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constituent
1. an artifact that is one of the individual parts of which a composite entity is made up; especially a part that can be separated from or attached to a system
2. a member of a constituency; a citizen who is represented in a government by officials for whom he or she votes
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confederate
1. someone who assists in a plot
2. a person who joins with another in carrying out some plan (especially an unethical or illegal plan)
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correctness
1. conformity to fact or truth
2. the quality of conformity to social expectations
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comptroller
1. someone who maintains and audits business accounts
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counterpart
1. a person or thing having the same function or characteristics as another
2. a duplicate copy
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coincidence
1. an event that might have been arranged although it was really accidental
2. the quality of occupying the same position or area in space
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compliments
1. (usually plural) a polite expression of desire for someone's welfare
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contraction
1. (physiology) a shortening or tensing of a part or organ (especially of a muscle or muscle fiber)
2. the process or result of becoming smaller or pressed together
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collectable
1. things considered to be worth collecting (not necessarily valuable or antique)
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concordance
1. a harmonious state of things in general and of their properties (as of colors and sounds); congruity of parts with one another and with the whole
2. agreement of opinions
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confinement
1. concluding state of pregnancy; from the onset of contractions to the birth of a child
2. the act of restraining of a person's liberty by confining them
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conservancy
1. a commission with jurisdiction over fisheries and navigation in a port or river
2. the official conservation of trees and soil and rivers etc.
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contaminant
1. a substance that contaminates
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consignment
1. goods carried by a large vehicle
2. the official act of consigning a person to confinement (as in a prison or mental hospital)
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commentator
1. an expert who observes and comments on something
2. a writer who reports and analyzes events of the day
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counterfeit
1. a copy that is represented as the original
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concurrence
1. agreement of results or opinions
2. acting together, as agents or circumstances or events
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consolation
1. the comfort you feel when consoled in times of disappointment
2. the act of consoling; giving relief in affliction
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contemplateMore Definitions →
commemorateMore Definitions →
commonplace
1. a trite or obvious remark
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commandment
1. something that is commanded
2. a doctrine that is taught
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concurrency
1. agreement of results or opinions
2. acting together, as agents or circumstances or events
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coffeehouse
1. a small restaurant where drinks and snacks are sold
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colonialism
1. exploitation by a stronger country of weaker one; the use of the weaker country's resources to strengthen and enrich the stronger country
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coagulation
1. the process of forming semisolid lumps in a liquid
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compounding
1. the act of combining things to form a new whole
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combustible
1. a substance that can be burned to provide heat or power
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continuance
1. the act of continuing an activity without interruption
2. the period of time during which something continues
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convocation
1. a group gathered in response to a summons
2. the act of convoking
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concomitant
1. an event or situation that happens at the same time as or in connection with another
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conductance
1. a material's capacity to conduct electricity; measured as the reciprocal of electrical resistance
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countenance
1. the appearance conveyed by a person's face
2. formal and explicit approval
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connoisseur
1. an expert able to appreciate a field; especially in the fine arts
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cosmetology
1. the practice of beautifying the face and hair and skin
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coexistence
1. existing peacefully together
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confederacy
1. a union of political organizations
2. a group of conspirators banded together to achieve some harmful or illegal purpose
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consumerism
1. the theory that an increasing consumption of goods is economically beneficial
2. a movement advocating greater protection of the interests of consumers
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concealment
1. the condition of being concealed or hidden
2. a covering that serves to conceal or shelter something
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compressing
1. applying pressure
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conjugation
1. the state of being joined together
2. the inflection of verbs
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contentment
1. happiness with one's situation in life
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convolution
1. the shape of something rotating rapidly
2. a convex fold or elevation in the surface of the brain
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complacency
1. the feeling you have when you are satisfied with yourself
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collocation
1. a grouping of words in a sentence
2. the act of positioning close together (or side by side)
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conservator
1. the custodian of a collection (as a museum or library)
2. someone appointed by a court to assume responsibility for the interests of a minor or incompetent person
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contaminateMore Definitions →
commonality
1. a class composed of persons lacking clerical or noble rank
2. sharing of common attributes
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cobblestone
1. rectangular paving stone with curved top; once used to make roads
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colonoscopy
1. visual examination of the colon (with a colonoscope) from the cecum to the rectum; requires sedation
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coinsurance
1. insurance issued jointly by two or more underwriters
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connotation
1. what you must know in order to determine the reference of an expression
2. an idea that is implied or suggested
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commutation
1. the travel of a commuter
2. a warrant substituting a lesser punishment for a greater one
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compactness
1. the spatial property of being crowded together
2. the consistency of a compact solid
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coronavirus
1. a viral disease caused by SARS-CoV-2 that caused a global pandemic in 2020
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corroborateMore Definitions →
conspirator
1. a member of a conspiracy
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consumptive
1. a person with pulmonary tuberculosis
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conjunctive
1. an uninflected function word that serves to conjoin words or phrases or clauses or sentences
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concatenateMore Definitions →
contraption
1. a device or control that is very useful for a particular job
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correlative
1. either of two or more related or complementary variables
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collagenase
1. any enzyme that catalyzes the hydrolysis of collagen and gelatin
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corrigendum
1. a printer's error; to be corrected
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coalescence
1. the union of diverse things into one body or form or group; the growing together of parts
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copperplate
1. a graceful style of handwriting based on the writing used on copperplate engravings
2. a print made from an engraved copperplate
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collimation
1. the accurate adjustment of the line of sight of a telescope
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contrivance
1. a device or control that is very useful for a particular job
2. the faculty of contriving; inventive skill
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constrictor
1. any of various large nonvenomous snakes that kill their prey by crushing it in its coils
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contracture
1. an abnormal and usually permanent contraction of a muscle
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corporatism
1. control of a state or organization by large interest groups
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11-Letter Nouns Starting With CO