See also: coöperate and co-operate
- co-operate (UK), coöperate (uncommon)
Originated 1595–1605 from Late Latin cooperatus (“work with”). See co- + operate. Displaced native Old English efnwyrċan.
cooperate (third-person singular simple present cooperates, present participle cooperating, simple past and past participle cooperated)
- (intransitive) To work or act together, especially for a common purpose or benefit.
- 2012 November 7, Matt Bai, “Winning a Second Term, Obama Will Confront Familiar Headwinds”, in New York Times:
- In polling by the Pew Research Center in November 2008, fully half the respondents thought the two parties would cooperate more in the coming year, versus only 36 percent who thought the climate would grow more adversarial.
- (intransitive) To allow for mutual unobstructed action
- (intransitive) To function in harmony, side by side
- (intransitive) To engage in economic cooperation.
- The usual pronunciation of 'oo' is /uː/ or /ʊ/. The dieresis in the spelling coöperate – now obsolete outside the pages of The New Yorker – was intended to emphasize that the second o begins a separate syllable.
- The solid form is much more common than the hyphenated form in both British and American corpora. The hyphenated form used to be more common in British usage, but is no more.
- cooperation (noun)
- cooperative (adjective; noun)
- cooperator (agent noun)
to work together
function in harmony, side by side
- ^ cooperate,co-operate at Google Ngram Viewer
- cooperate at OneLook Dictionary Search
- “cooperate”, in The American Heritage Dictionary of the English Language, 4th edition, Boston, Mass.: Houghton Mifflin, 2000, →ISBN.
- “cooperate”, in Dictionary.com Unabridged, Dictionary.com, LLC, 1995–present.
- "cooperate" in WordNet 2.0, Princeton University, 2003.
- inflection of cooperare:
cooperate f pl
- second-person singular voseo imperative of cooperar combined with te