17-letter words containing a, c, r, o, i
- 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;).
- 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.
- clifden nonpareil — a handsome nocturnal moth, Catocala fraxini, that is brown with bluish patches on the hindwings: related to the red underwing
- 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
- cloverleaf aerial — a type of aerial, having three or four similar coplanar loops arranged symmetrically around an axis, to which in-phase signals are fed
- 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
- code of behaviour — the generally accepted rules governing how people behave
- code of hammurabi — a Babylonian legal code of the 18th century b.c. or earlier, instituted by Hammurabi and dealing with criminal and civil matters.
- codlins-and-cream — an onagraceous plant, Epilobium hirsutum, native to Europe and Asia and introduced into North America, having purplish-red flowers and hairy stems and leaves
- 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 bacillus — any of several bacilli, especially Escherichia coli and members of the genus Aerobacter, found as commensals in the large intestine of humans and certain other animals, the presence of which in water indicates fecal pollution.
- 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.
- 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
- 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
- colour subcarrier — a component of a colour television signal on which is modulated the colour or chrominance information
- 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
- comedie francaise — the French national theatre, founded in Paris in 1680
- commercial agency — a concern that investigates for the benefit of its subscribers the financial standing, reputation, and credit rating of individuals, firms, corporations, or others.
- 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
- communal marriage — group marriage.
- 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
- compartmentalised — Simple past tense and past participle of compartmentalise.
- compartmentalized — separated into several discrete areas
- compartmentalizes — Third-person singular simple present indicative form of compartmentalize.
- complementariness — forming a complement; completing.
- complementarities — Plural form of complementarity.
- complimentariness — The state or quality of being complimentary.
- compound fraction — complex fraction
- compound interval — an interval that is greater than an octave, as a ninth or a thirteenth.