17-letter words containing c, o, i, s
- cistern barometer — a mercury barometer in which the lower mercury surface has a greater area than the upper.
- 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
- classical college — (in Quebec) a college offering a programme that emphasizes the classics and leads to university entrance
- 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.
- 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
- close to the wind — sailing as nearly as possible towards the direction from which the wind is blowing
- close-order drill — practice in formation marching and other movements, in the carrying of arms during formal marching, and in the formal handling of arms for ceremonies and guard.
- 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.
- closing-down sale — a sale held to clear stock from a shop that is ceasing to operate
- club subscription — an amount of money that someone pays regularly in order to belong to a club
- 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
- 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 science — the scientific study of cognition, including elements of the traditional disciplines of philosophy, psychology, semantics, and linguistics, together with artificial intelligence and computer science
- cohesionless soil — any free-running type of soil, such as sand or gravel, whose strength depends on friction between particles
- 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.
- collaborativeness — Quality of being collaborative.
- collegium musicum — a group of usually amateur musicians, often connected with a university, who meet to study and perform chiefly old or little-known music.
- collision density — the rate at which collisions are occurring per unit volume per unit time, usually pertaining to the collisions of neutrons in a nuclear reactor.
- collodion process — wet plate process.
- colloid chemistry — the study of colloids.
- 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
- colour television — television that broadcasts in real-life colours, as opposed to black and white
- combine harvester — A combine harvester is a large machine which is used on farms to cut, sort, and clean grain.
- combustion engine — any of various types of engines driven by energy produced by combustion.
- come to handgrips — to engage in hand-to-hand fighting
- comedie francaise — the French national theatre, founded in Paris in 1680
- comity of nations — the friendly recognition accorded by one nation to the laws and usages of another
- commercialisation — Alternative spelling of commercialization.
- commodity markets — stock markets in which commodities are traded
- common storksbill — a geraniaceous plant, Erodium cicutarium, having pink or reddish-purple flowers and fruits with a beaklike process
- communicativeness — inclined to communicate or impart; talkative: He isn't feeling very communicative today.
- communion service — the Christian ceremony in which people eat bread and drink wine in memory of Christ's death
- 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
- companionableness — The state or quality of being companionable.
- compartmentalised — Simple past tense and past participle of compartmentalise.
- compartmentalizes — Third-person singular simple present indicative form of compartmentalize.
- compass deviation — deviation (def 4).
- compassionateness — The state or quality of being compassionate.
- complementariness — forming a complement; completing.