Dictionary.com
Thesaurus.com
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.

“The most important thing in criminal cases is to have the clients get immediate treatment, and be able to cooperate in his defense, which will not happen while he’s in jail,” he said.

From Los Angeles Times

The company previously said it was cooperating with the authority on the investigation and that the WhatsApp application programming interface was never designed to be used for AI chatbots.

From The Wall Street Journal

"Mr. Wexner cooperated fully by providing background information on Epstein and was never contacted again," they said.

From BBC

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