17-letter words containing u, t, o
- cast/run your eye — If you cast your eye or run your eye over something, you look at it or read it quickly.
- castor and pollux — the twin sons of Leda: Pollux was fathered by Zeus, Castor by the mortal Tyndareus. After Castor's death, Pollux spent half his days with his half-brother in Hades and half with the gods in Olympus
- causality paradox — the hypothetical cause-and-effect of time travel and making changes in the past that would affect current actions.
- celestial equator — the great circle lying on the celestial sphere, the plane of which is perpendicular to the line joining the north and south celestial poles
- cellular automata — cellular automaton
- cellulose acetate — nonflammable material made by acetylating cellulose: used in the manufacture of film, dopes, lacquers, and artificial fibres
- cellulose nitrate — a compound made by treating cellulose with nitric and sulphuric acids, used in plastics, lacquers, and explosives: a nitrogen-containing ester of cellulose
- centrifugal force — In physics, centrifugal force is the force that makes objects move outwards when they are spinning around something or travelling in a curve.
- chacun a son gout — each to his own taste
- change one's tune — to alter one's attitude or tone of speech
- chart of accounts — A chart of accounts is a list of all the accounts used in a business to classify transactions or report balances.
- chateau cardboard — wine sold in a winebox
- chemical equation — a representation of a chemical reaction using symbols of the elements to indicate the amount of substance, usually in moles, of each reactant and product
- chemotherapeutics — chemotherapy.
- chincoteague pony — a wild pony found on certain islands off the Virginia coast, apparently descended from Moorish ponies shipwrecked in this vicinity in the 16th century.
- chocolate biscuit — a biscuit covered with chocolate
- chugach mountains — a coastal mountain range in S Alaska, extending W from the St. Elias Mountains. Highest peak, Mount Marcus Baker, 13,176 feet (4016 meters).
- circular function — trigonometric function (def 1).
- circular velocity — the velocity at which a body must move in order to maintain an orbit at the outer edge of the earth's atmosphere.
- circumlocutionary — a roundabout or indirect way of speaking; the use of more words than necessary to express an idea.
- clairaut equation — a differential equation of the form y = xy prime; + f (y prime;).
- clare boothe luce — Clare Boothe, 1903–87, U.S. writer, politician, and diplomat.
- close punctuation — punctuation in which many commas, full stops, etc, are used
- club subscription — an amount of money that someone pays regularly in order to belong to a club
- coastguard vessel — a ship used by the coastguard
- coitus reservatus — the deliberate delaying or avoidance of orgasm during intercourse
- coldstream guards — a guard regiment of the English royal household: formed in Coldstream, Scotland, 1659–60, and instrumental in restoring the English monarchy under Charles II.
- collecting tubule — the part of a nephron that collects the urine from the distal convoluted tubule and discharges it into the pelvis of the kidney.
- collegiate church — a church that has an endowed chapter of canons and prebendaries attached to it but that is not a cathedral
- colloquialization — The process or result of making colloquial.
- color temperature — a temperature defined in terms of the temperature of a black body at which it emits light of a specified spectral distribution: used to specify the color of a light source.
- colour photograph — a photograph that is developed and printed in colour
- colour separation — the division of a coloured original into cyan, magenta, yellow, and black so that plates may be made for print reproduction. Separation may be achieved by electronic scanning or by photographic techniques using filters to isolate each colour
- colour supplement — A colour supplement is a colour magazine which is one of the sections of a newspaper, especially at weekends.
- colour television — television that broadcasts in real-life colours, as opposed to black and white
- columnar jointing — (in basaltic igneous rocks) a series of generally hexagonal columns formed by vertical joints as a result of contraction during cooling.
- combustion engine — any of various types of engines driven by energy produced by combustion.
- common of turbary — (in England) the legal right to cut peat for fuel on a common
- communication gap — a lack of communication
- communicativeness — inclined to communicate or impart; talkative: He isn't feeling very communicative today.
- community college — A community college is a local college where students from the surrounding area can take courses in practical or academic subjects.
- community council — (in Scotland and Wales) an independent voluntary local body set up to attend to local interests and organize community activities
- community service — Community service is unpaid work that criminals sometimes do as a punishment instead of being sent to prison.
- community singing — singing, esp of hymns, by a large gathering of people
- commuter airplane — air taxi.
- commuter marriage — a marriage in which the partners live some distance apart most of the time, usually because of separate work commitments
- compilation album — a musical recording consisting of works chosen for a particular purpose or theme
- complement clause — a subordinate clause that functions as the subject, direct object, or prepositional object of a verb, as that you like it in I'm surprised that you like it.
- complete fracture — a bone fracture in which the bone is split completely across.
- complex conjugate — the complex number whose imaginary part is the negative of that of a given complex number, the real parts of both numbers being equal