13-letter words containing n, a, o, c
- cinco de mayo — May 5, anniversary of the victory of Mexico over French forces at Puebla in 1862: observed by Mexicans and Mexican-Americans
- cinema goers' — filmgoer.
- cinematograph — a combined camera, printer, and projector
- cinnamon bear — a reddish-brown variety of the American black bear
- cinnamon fern — a large, New World fern (Osmunda cinnamomea, family Osmundaceae) having sterile green fronds and other fronds that bear spores and turn a cinnamon color as the spores mature
- cinnamon teal — a small, freshwater, wild duck, Anas cyanoptera, of North and South America, having chiefly cinnamon-red plumage.
- ciprofloxacin — a broad-spectrum antibiotic used against Gram-negative bacteria. It is effective against anthrax
- citation form — the spoken form a word has when produced in isolation, such as when cited for purposes of illustration, as distinguished from the form it would have when produced in the normal stream of speech.
- city dionysia — (in ancient Athens) the chief festival in honor of Dionysus, celebrated in early spring and notable for the performance of dithyrambs, tragedies, comedies, and satyr plays.
- civilisations — Plural form of civilisation.
- civilizations — Plural form of civilization.
- clairvoyantly — In a clairvoyant way; by means of clairvoyance.
- clamorousness — The state or quality of being clamorous.
- clamp down on — a device, usually of some rigid material, for strengthening or supporting objects or fastening them together.
- clarification — to make (an idea, statement, etc.) clear or intelligible; to free from ambiguity.
- claymore mine — an antipersonnel mine designed to produce a direction-guided, fan-shaped pattern of fragments.
- cleaner tooth — a saw tooth for cleaning loose chips from a kerf.
- clear-coating — an automotive painting technique in which a coating of clear lacquer or other synthetic liquid is applied over the base color to enhance the shine and durability of the paint.
- clearing loan — a bank loan to finance the purchase of securities which is repayable within the calendar day on which it is made.
- clearinghouse — If an organization acts as a clearinghouse, it collects, sorts, and distributes specialized information.
- cleptomaniacs — kleptomania.
- climatic zone — any of the eight principal zones, roughly demarcated by lines of latitude, into which the earth can be divided on the basis of climate
- climatization — to acclimate to a new environment.
- clinodiagonal — the diagonal axis of a monoclinic crystal
- clinopinacoid — (in monoclinic crystals) the plane that is parallel to both the vertical and the inclined lateral axes
- cliometrician — An expert at cliometrics.
- close at hand — lying in the near future or vicinity; nearby or imminent.
- close company — a company under the control of its directors or fewer than five independent participants
- close harmony — a type of singing in which all the parts except the bass lie close together and are confined to the compass of a tenth
- close-at-hand — lying in the near future or vicinity; nearby or imminent.
- close-grained — (of wood) dense or compact in texture
- closed season — The closed season is the period of the year when it is prohibited to kill certain types of animal or fish.
- closed stance — a batting stance in which the front foot is positioned closer to the inside of the batter's box than the back foot.
- clown anemone — a widely distributed anemone fish, Amphiprion ocellaris, having broad bands of orange and white: popular in home aquariums.
- co-management — the practice of managing something jointly
- co-ordination — Co-ordination means organizing the activities of two or more groups so that they work together efficiently and know what the others are doing.
- coach station — A coach station is an area or a building which coaches leave from or arrive at on regular journeys.
- coachbuilding — the manufacture of bodies for cars, buses, and coaches
- coal industry — a branch of commercial enterprise concerned with the discovery and mining of coal
- coal merchant — a person engaged in the purchase and sale of coal for profit
- coalification — the compression, over time, of plant matter into coal
- coarsegrained — having a coarse texture
- coastal plain — a plain extending along a coast.
- coasting lead — a lead used in sounding depths of from 20 to 60 fathoms.
- coat-trailing — provocative or contentious writing, speech, behavior, etc.
- coca-colonize — to bring (a foreign country) under the influence of U.S. trade, popular culture, and attitudes.
- cocaine habit — an addiction to cocaine
- cocarcinogens — Plural form of cocarcinogen.
- cochairperson — a person who cochairs an organization
- cockney bream — a young snapper fish