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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.

When reached by phone on Jan. 15, Ratner said, “I don’t talk to or cooperate with the Los Angeles Times.”

From Los Angeles Times

I love a good beach day but the weather gods weren’t cooperating on Friday.

From The Wall Street Journal

Bithumb is fully cooperating with the investigation and has round-the-clock monitoring to prevent similar incidents, a company spokesman said.

From The Wall Street Journal

According to media accounts and Mexican officials, he agreed to become a cooperating witness for U.S. prosecutors pursuing other traffickers.

From Los Angeles Times

"As a result of these inconsistencies and investigations into them, a person who resides at Oak Park Station has withdrawn their support for the police and is no longer cooperating with us," Fielke said.

From Barron's