英语词源字典 - 在线词源网站

cooperative (adj.)[cooperative 词源字典]: also co-operative, c. 1600, from Late Latin cooperat-, past participle stem of cooperari (see cooperation) + -ive. Political economy sense is from 1808, from the pre-Marx communist movement. The noun meaning "a cooperative store" is from 1883; meaning "a cooperative society" is from 1921.[cooperative etymology, cooperative origin, 英语词源]
coopt (v.): see co-opt.
cooptation (n.): 1530s, "election to fill a vacancy," from Latin cooptationem (nominative cooptatio) "election," noun of action from past participle stem of cooptare (see co-opt). Related: Cooptative.
coordinate (adj.): 1640s, "of the same order," from Medieval Latin coordinatus, past participle of coordinare "to set in order, arrange" (see coordination). Meaning "involving coordination" is from 1769. Related: Coordinance.
coordinate (n.): 1823, in the mathematical sense, especially with reference to the system invented by Descartes; from coordinate (adj.). Hence, coordinates as a means of determining a location on the earth's surface (especially for aircraft), attested by 1960.
coordinate (v.): 1660s, "to place in the same rank," from Latin coordinare (see coordination). Meaning "to arrange in proper position" (transitive) is from 1847; that of "to work together in order" (intransitive) is from 1863. Related: Coordinated; coordinating.
coordination (n.): also co-ordination, c. 1600, "orderly combination," from French coordination (14c.) or directly from Late Latin coordinationem (nominative coordinatio), noun of action from past participle stem of Latin coordinare "to set in order, arrange," from com- "together" (see com-) + ordinatio "arrangement," from ordo "order" (see order (n.)). Meaning "action of setting in order" is from 1640s; that of "harmonious adjustment or action," especially of muscles and bodily movements, is from 1855.
coordinator (n.): also co-ordinator, 1864, agent noun in Latin form from coordinate (v.).
coot (n.): c. 1300, cote, used for various water fowl (now limited to Fulica atra and, in North America, F. americana), of uncertain origin. Compare Dutch meercoet "lake coot." Meaning "silly person, fool" is attested from 1766.
cooter (n.): name for some types of freshwater terrapin in southern U.S., 1835 (first attested 1827 in phrase drunk as a cooter, but this probably is a colloquial form of unrelated coot), from obsolete verb coot "to copulate" (1660s), which is of unknown origin. The turtle is said to copulate for two weeks at a stretch.
cootie (n.): "body lice," 1917, British World War I slang, earlier in nautical use, said to be from Malay kutu "dog tick."
cooties (n.): 1917, see cootie.
cop (v.): 1704, northern British dialect, "to seize, to catch," perhaps ultimately from Middle French caper "seize, to take," from Latin capere "to take" (see capable); or from Dutch kapen "to take," from Old Frisian capia "to buy," which is related to Old English ceapian (see cheap). Related: Copped; copping.
cop (n.): "policeman," 1859, abbreviation of earlier copper (n.2), 1846, from cop (v.).
cop out: by 1942, noun and verb, "sneak off, escape," American English slang, probably from cop a plea (c. 1925) "plead guilty to lesser charges," probably from northern British slang cop "to catch" (a scolding, etc.); as in cop a feel "grope someone" (1930s); see cop (v.). Sense of "evade an issue or problem" is from 1960s.
copacetic (adj.): 1919, but it may have origins in 19c. U.S. Southern black speech. Origin unknown, suspects include Latin, Yiddish (Hebrew kol b'seder), Italian, Louisiana French (coupe-sétique), and Native American. None is considered convincing by linguists.
copasetic: see copacetic.
cope (v.): late 14c., "come to blows with," from Old French couper, earlier colper "hit, punch," from colp "a blow" (see coup). Meaning evolved 17c. into "handle successfully," perhaps influenced by obsolete cope "to traffic" (15c.-17c.), a word in North Sea trade, from the Flemish version of the Germanic source of English cheap. Related: Coped; coping.
Copenhagen: capital of Denmark, literally "merchant's port," from Danish køber "merchant," literally "buyer" (see cheap (adj.)), + havn "port" (see haven).
Copernican (adj.): 1660s, "pertaining to Copernicus."