17-letter words containing a, c, o, s, t, e
- at cross-purposes — If people are at cross-purposes, they do not understand each other because they are working towards or talking about different things without realizing it.
- at one's own pace — If you do something at your own pace, you do it at a speed that is comfortable for you.
- at the service of — To be at the service of a person or organization means to be available to help or be used by that person or organization.
- attorneys-in-fact — a person authorized by power of attorney to act on the authorizer's behalf outside a court of law.
- attraction sphere — centrosphere (sense 1)
- audio description — a facility provided for visually impaired people in which a film, television programme, or play is described through audio technology
- aurea mediocritas — the golden mean.
- australopithecine — any of various extinct apelike primates of the genus Australopithecus and related genera, remains of which have been discovered in southern and E Africa. Some species are estimated to be over 4.5 million years old
- bachelor's button — any of several plants of a genus (Centaurea) of the composite family, that have scaly, vase-shaped bracts below the white, pink, or blue flowers; esp., the cornflower and knapweed
- bachelor's-button — any of various plants with round flower heads, especially the cornflower.
- back on the rails — If something is back on the rails, it is beginning to be successful again after a period when it almost failed.
- bacteriorhodopsin — a purple protein containing retinal and found in the plasma membrane of certain bacteria (genus Halobacterium): it directly supplies electrochemical energy from sunlight
- balance the books — do accounting
- barchester towers — a novel (1857) by Anthony Trollope.
- benjamin-constant — Henri Benjamin [ahn-ree ban-zha-man] /ɑ̃ˈri bɛ̃ ʒaˈmɛ̃/ (Show IPA), (Benjamin Constant) 1767–1830, French statesman and author, born in Switzerland.
- betagalactosidase — any of a family of enzymes capable of liberating galactose from carbohydrates.
- binet-simon scale — a test comprising questions and tasks, used to determine the mental age of subjects, usually children
- black forest cake — a torte consisting typically of thin layers of chocolate cake spread with alternating layers of chocolate, cherry, and whipped-cream filling and covered with whipped cream
- black-box testing — functional testing
- bluegrass country — region in central Ky. where there is much bluegrass
- branch delay slot — delayed control-transfer
- british cameroons — a former British trust territory of West Africa
- british-cameroons — German Kamerun. a region in W Africa: a German protectorate 1884–1919; divided in 1919 into British and French mandates.
- brocot escapement — a type of anchor escapement.
- buncher resonator — See under Klystron.
- bureau of customs — former name of the United States Customs Service.
- cache consistency — cache coherency
- caesarean section — A Caesarean or a Caesarean section is an operation in which a baby is lifted out of a woman's womb through an opening cut in her abdomen.
- café-au-lait spot — a brown patch on the skin that can occur normally in small numbers or in neurofibromatosis, when they are more numerous
- calcium phosphate — the insoluble nonacid calcium salt of orthophosphoric acid (phosphoric(V) acid): it occurs in bones and is the main constituent of bone ash. Formula: Ca3(PO4)2
- calf's-foot jelly — a jelly made from the stock of boiled calves' feet and flavourings, formerly often served to invalids
- cannot choose but — to be obliged to
- carbon offsetting — a program in which a company, country, etc., reduces or offsets its carbon emissions through the funding of activities and projects that improve the environment: Carbon offsetting does not always have a quantifiable impact on the planet.
- cardio striptease — a form of keep-fit exercise in which people move their bodies in the manner of striptease artists
- cardiorespiratory — of, relating to, or affecting the heart and respiratory system.
- carlos de austria — Don [dawn] /dɔn/ (Show IPA), 1545–68, eldest son of Philip II of Spain: died during imprisonment for conspiracy against his father.
- cartesian product — the set of all ordered pairs of members of two given sets. The product A × B is the set of all pairs <a, b> where a is a member of A and b is a member of B
- case-study method — Also called case-study method [keys-stuhd-ee] /ˈkeɪsˈstʌd i/ (Show IPA). the teaching or elucidation of a subject or issue through analysis and discussion of actual cases, as in business education.
- cassette recorder — A cassette recorder is a machine that is used for recording and listening to cassettes.
- cast/run your eye — If you cast your eye or run your eye over something, you look at it or read it quickly.
- cat-o'-nine-tails — a rope whip consisting of nine knotted thongs, used formerly to flog prisoners
- catch one's death — to contract a severe cold
- catcher resonator — See under Klystron.
- catholic epistles — the epistles of James, I and II Peter, I John, and Jude, which were addressed to the universal Church rather than to an individual or a particular church
- 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
- celestial horizon — the line or circle that forms the apparent boundary between earth and sky.
- 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
- centi-call second — (spelling) No, it's centum call second.
- chamber orchestra — A chamber orchestra is a small orchestra which plays classical music.