16-letter words containing a, o, u
- chequing account — (in Canada) account against which cheques can be drawn
- chiang ching-kuo — 1910–88, Chinese statesman; the son of Chiang Kai-shek. He was prime minister of Taiwan (1971–78); president (1978–88)
- cholera infantum — an often fatal form of gastroenteritis occurring in infants, not of the same cause as cholera but having somewhat similar characteristics.
- chromatic number — (mathematics) The smallest number of colours necessary to colour the nodes of a graph so that no two adjacent nodes have the same colour. See also: four colour map theorem.
- chromium plating — plating, often for decorative effect, made of chromium
- chronic glaucoma — Ophthalmology. abnormally high fluid pressure in the eye, most commonly caused either by blockage of the channel through which aqueous humor drains (open-angle glaucoma or chronic glaucoma) or by pressure of the iris against the lens, which traps the aqueous humor (angle-closure glaucoma or acute glaucoma)
- circumambulation — The act of walking around something in a circle, especially for a ritual purpose.
- circumlocutional — Of or relating to circumlocution : circumlocutionary.
- circumnavigation — to sail or fly around; make the circuit of by navigation: to circumnavigate the earth.
- circumnavigatory — Pertaining to circumnavigation.
- class background — a person's background with reference to social class
- cleaning product — a detergent or other household cleaner
- clearance volume — The clearance volume is the volume remaining above the piston of an engine when it reaches top dead center.
- cloak-and-suiter — a manufacturer or seller of clothing.
- cloistered vault — a vault having the form of a number of intersecting coves.
- closing argument — In a court case, a lawyer's closing argument is their final speech, in which they give a summary of their case.
- cochineal cactus — a treelike cactus, Nopalea cochenillifera, of Mexico and Central America, that is a principal source of food of the cochineal insect.
- cocktail sausage — a small sausage served with drinks
- college graduate — a student who has recently graduated from college
- colles' fracture — a fracture of the radius just above the wrist, with backward and outward displacement of the hand
- colorado plateau — a plateau in the SW United States, in N Arizona, NW New Mexico, S Utah, and SW Colorado: location of the Grand Canyon.
- columbia heights — a city in SE Minnesota, near Minneapolis.
- column extractor — A column extractor is a tall vessel in which one liquid removes something from another liquid using physical contact.
- combination drug — a medication comprised of set dosages of two or more separate drugs.
- command guidance — a method of controlling a missile during flight by transmitting information to it
- command language — the language used to access a computer system
- commensurability — The quality of being commensurable or commensurate.
- commensurateness — The state or quality of being commensurate.
- communicableness — The state or quality of being communicable.
- communion sunday — any Sunday on which communion is administered.
- communitarianism — A theory or system of social organization based on small self-governing communities.
- community action — campaigns undertaken by the people living in a particular place
- community charge — (formerly in Britain) a flat-rate charge paid by each adult in a community to his or her local authority in place of rates
- community leader — a leading figure in a community
- commutation-test — the act of substituting one thing for another; substitution; exchange.
- commutator group — the subgroup of a given group, which consists of all the commutators in the group.
- companion volume — a book that complements another on a related subject, usually by the same author
- company of jesus — former name of the Society of Jesus.
- compute parallel — (language) (Compel) The first single-assignment language.
- computer program — a set of instructions for a computer to perform some task
- concurrent clean — (language) An alternative name for Clean 1.0.
- configurationism — Gestalt psychology
- congeliturbation — the churning, heaving, and thrusting of soil material due to the action of frost.
- conical pendulum — a clock pendulum oscillating in a circle rather than in a straight line.
- consanguineously — In a consanguineous fashion; by blood relationship.
- consenting adult — a male person over the age of sixteen, who may legally engage in homosexual behaviour in private
- consequentialism — the doctrine that an action is right or wrong according as its consequences are good or bad
- consequentialist — the theory that human actions derive their moral worth solely from their outcomes or consequences.
- consequentiality — following as an effect, result, or outcome; resultant; consequent.
- conspicuity tape — a highly reflective strip or tape used on a vehicle, clothing, etc., to make it more visible in low light.