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Synonyms

cooperate

American  
[koh-op-uh-reyt] / koʊˈɒp əˌreɪt /
Or co-operate

verb (used without object)

cooperated, cooperating
  1. to work or act together or jointly for a common purpose or benefit.

  2. to work or act with another or other persons willingly and agreeably.

    Synonyms:
    participate, join, collaborate
  3. to practice economic cooperation.


cooperate British  
/ kəʊˈɒpəˌreɪt /

verb

  1. to work or act together

  2. to be of assistance or be willing to assist

  3. economics (of firms, workers, consumers, etc) to engage in economic cooperation

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • co-operator noun
  • cooperator noun
  • uncooperating adjective

Etymology

Origin of cooperate

First recorded in 1595–1605; from Late Latin cooperātus, past participle of cooperārī “to work with”; co-, operate

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Five other personnel who cooperated with the investigation were given 30-month sentences.

From Barron's

“We are happy to cooperate with other countries, including the U.S., but it must happen with respect for us and our values and wishes.”

From The Wall Street Journal

Greenland's Prime Minister, Jens-Frederik Nielsen, said the territory was willing to cooperate with the United States and other countries, but only on the basis of mutual respect.

From BBC

WH Smith said it was cooperating fully with regulators and any other authorities over the investigation related to the North America accounting issue.

From The Wall Street Journal

Other staffers and officials cooperated in the spread.

From The Wall Street Journal