17-letter words containing a, c, t, i, o
- chlortetracycline — an antibiotic used in treating many bacterial and rickettsial infections: obtained from the bacterium Streptomyces aureofaciens. Formula: C22H23ClN2O8
- chocolate biscuit — a biscuit covered with chocolate
- chocolate soldier — a person who mistakenly believes that he or she is very powerful, important, or impressive
- chromolithographs — Plural form of chromolithograph.
- chromolithography — the process of making coloured prints by lithography
- 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).
- circle the wagons — to take defensive action; prepare for an attack: from arranging a wagon train in a circular formation
- 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.
- cistern barometer — a mercury barometer in which the lower mercury surface has a greater area than the upper.
- city of gibraltar — a city on the Rock of Gibraltar, a limestone promontory at the tip of S Spain: settled by Moors in 711 and taken by Spain in 1462; ceded to Britain in 1713; a British crown colony (1830–1969), still politically associated with Britain; a naval and air base of strategic importance. Pop: 29 111 (2013 est). Area: 6.5 sq km (2.5 sq miles)
- clairaut equation — a differential equation of the form y = xy prime; + f (y prime;).
- clang association — the association made between two words because they sound similar; for example cling and ring
- class distinction — a characteristic that is observed to differ based on social class
- classless society — a society in which class distinctions are negligible or absent
- clear box testing — white box testing
- clicks and mortar — making use of traditional trading methods in conjunction with internet trading
- clicks-and-mortar — pertaining to or denoting a company that does business on the Internet and in traditional stores or offices.
- clinicopathologic — of or relating to the combined study of disease symptoms and pathology.
- clipperton island — an uninhabited atoll in the E Pacific SW of Mexico, under French administration. Area: 6 sq km (2.3 sq miles)
- close corporation — a small private limited company
- close parenthesis — right parenthesis
- close punctuation — punctuation in which many commas, full stops, etc, are used
- closed-captioning — (of a television program, film, or video) distributed with synchronized transcription of speech and written descriptions of other relevant audio elements, as for the hearing-impaired, that are visible only when the option to display them is selected. Abbreviation: CC.
- coarse-grain salt — salt with a much larger grain size than table salt
- cocktail waitress — a woman who serves in a bar or cocktail lounge
- cognitive meaning — the literal meaning of something
- cognitive therapy — a form of psychotherapy in which the patient is encouraged to change the way he or sees the world and himself or herself: used particularly to treat depression
- coin of the realm — legal tender.
- coitus reservatus — the deliberate delaying or avoidance of orgasm during intercourse
- coliform bacteria — a large group of bacteria inhabiting the intestinal tract of humans and animals that may cause disease and whose presence in water is an indicator of faecal pollution
- collaborativeness — Quality of being collaborative.
- collateralization — The act or process of collateralizing.
- collection agency — A collection agency is an organization that obtains payments from people who owe money to others.
- collegiate church — a church that has an endowed chapter of canons and prebendaries attached to it but that is not a cathedral
- colleterial gland — a paired accessory reproductive gland, present in most female insects, secreting a sticky substance that forms either the egg cases or the cement that binds the eggs to a surface
- colloquialization — The process or result of making colloquial.
- color-coordinated — with all parts or elements related, blended, or matched to a particular color scheme.
- 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
- columnar jointing — (in basaltic igneous rocks) a series of generally hexagonal columns formed by vertical joints as a result of contraction during cooling.
- combinatory logic — (logic) A system for reducing the operational notation of logic, mathematics or a functional language to a sequence of modifications to the input data structure. First introduced in the 1920's by Schoenfinkel. Re-introduced independently by Haskell Curry in the late 1920's (who quickly learned of Schoenfinkel's work after he had the idea). Curry is really responsible for most of the development, at least up until work with Feys in 1958. See combinator.
- combine harvester — A combine harvester is a large machine which is used on farms to cut, sort, and clean grain.
- come to handgrips — to engage in hand-to-hand fighting
- comity of nations — the friendly recognition accorded by one nation to the laws and usages of another
- commercial credit — credit issued by a bank to a business to finance trading or manufacturing operations.
- commercialisation — Alternative spelling of commercialization.
- commercialization — to make commercial in character, methods, or spirit.
- committal hearing — (in British law) a preliminary inquiry by a magistrate to decide if there is enough evidence for a case to go to trial
- commodity markets — stock markets in which commodities are traded