15-letter words containing a, r, o
- cockfight chair — a chair designed to be sat on backward, having a bell seat and a crest rail that serves as an armrest.
- cocktail shaker — a container in which cocktails are mixed
- codetermination — joint participation of management and employees or employees' trade union representatives in some decisions
- coffee granules — instant coffee in the form of grains
- cognitive radio — a radio that can automatically alter frequency, power, modulation, etc, according to where it is located
- cold-water flat — (formerly) an apartment provided with only cold running water, often in a building with no central heating.
- coldwater-river — a river in NW Mississippi, flowing S to the Tallahatchie River. 220 miles (354 km) long.
- coleman lantern — a gasoline lantern that gives a bright light, used by campers
- collaboratively — in the manner of working with others on a joint project
- collared lizard — any of several species of long-tailed iguanid lizards of the genus Crotaphytus, of central and western U.S. and northern Mexico, usually having a collar of two black bands.
- collective farm — (chiefly in Communist countries) a farm or group of farms managed and owned, through the state, by the community
- collective mark — a trademark or service mark used by the members of a cooperative, a union, or other collective association to identify themselves as members.
- college of arms — any of several institutions in the United Kingdom having a royal charter to deal with matters of heraldry, grant armorial bearings, record and trace genealogies, etc
- colorado beetle — a black-and-yellow beetle, Leptinotarsa decemlineata, that is a serious pest of potatoes, feeding on the leaves: family Chrysomelidae
- colorado desert — an arid region of SE California and NW Mexico, west of the Colorado River. Area: over 5000 sq km (2000 sq miles)
- colour contrast — the change in the appearance of a colour surrounded by another colour; for example, grey looks bluish if surrounded by yellow
- colour sergeant — a sergeant who carries the regimental, battalion, or national colours, as in a colour guard
- colour-reversal — (of film or photographic paper) designed to produce a positive image directly from a positive subject
- colouristically — in a colouristic manner
- colourpoint cat — a cat with increased pigmentation of cooler points of the body, such as ears, feet, tail, nose, and scrotum (in males)
- combat neurosis — battle fatigue.
- combat trousers — Combat trousers are large, loose trousers with lots of pockets.
- combinatorially — in a combinatorial manner
- come up for air — rise to water's surface
- comfort blanket — a blanket that a young child is very attached to
- comfort station — a public lavatory and rest room
- comfortableness — (of clothing, furniture, etc.) producing or affording physical comfort, support, or ease: a comfortable chair; comfortable shoes.
- comfortably off — If someone is comfortably off, they have enough money to be able to live without financial problems.
- comma butterfly — an orange-brown European vanessid butterfly, Polygonia c-album, with a white comma-shaped mark on the underside of each hind wing
- commercial bank — a bank primarily concerned with accepting demand deposits, used as checking accounts
- commercial code — a telegraphic code designed to convey a message with a minimum number of words and thereby reduce toll costs.
- commercialising — Present participle of commercialise.
- commercializing — Present participle of commercialize.
- commiseratingly — in a manner expressing commiseration
- commissionaires — Plural form of commissionaire.
- commissionnaire — Alternative form of commissionaire.
- commit to paper — to write down; record
- committal order — the document that commits someone to prison
- commodity trade — trade in raw materials and food
- common disaster — the death of an insured party and a beneficiary occurring at the same time in the same accident.
- common entrance — (in Britain) an entrance examination for a public school, usually taken at the age of 13
- common fraction — a fraction whose numerator and denominator are both whole numbers
- communal aerial — a television or radio receiving aerial from which received signals are distributed by cable to several outlets
- communist party — (in non-Communist countries) a political party advocating Communism
- company manners — rules of politeness that people, esp children, are supposed to observe in the presence of other people
- company officer — a captain or lieutenant serving in a company.
- comparativeness — of or relating to comparison.
- comparison test — a comparison of particular qualities or traits in two or more things in order to get a measurable assessment
- comparison-shop — to compare prices and quality of competing merchandise.
- competition car — a car that has been modified to compete in racing