cooperate

verb

co·​op·​er·​ate kō-ˈä-pə-ˌrāt How to pronounce cooperate (audio)
cooperated; cooperating; cooperates

intransitive verb

1
: to act or work with another or others : act together or in compliance
refused to cooperate with the police
2
: to associate with another or others for mutual benefit
nations cooperating to fight terrorism
cooperator noun

Examples of cooperate in a Sentence

It will be much easier if everyone cooperates. Several organizations cooperated in the relief efforts. The country agreed to cooperate with the other nations on the trade agreement. The mother asked the child to put on his pajamas, but the child refused to cooperate. Witnesses were willing to cooperate.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The girl’s mother initially refused to cooperate with police, the affidavit said. Kate Linderman, Kansas City Star, 21 Mar. 2025 The bottom line is that despite having APIs or connectivity of one kind or another, there isn’t an ironclad guarantee that the AGIs will opt to cooperate. Lance Eliot, Forbes, 21 Mar. 2025 Many sanctuary cities in California have refused to cooperate with federal immigration authorities. Thomas G. Moukawsher, Newsweek, 21 Mar. 2025 The driver of the Accord immediately stopped and cooperated with officers in the accident investigation, police said. Amy McDaniel, Fort Worth Star-Telegram, 20 Mar. 2025 See All Example Sentences for cooperate

Word History

Etymology

Late Latin cooperatus, past participle of cooperari, from Latin co- + operari to work — more at operate

First Known Use

1582, in the meaning defined at sense 1

Time Traveler
The first known use of cooperate was in 1582

Browse Nearby Words

Cite this Entry

“Cooperate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cooperate. Accessed 25 Mar. 2025.

Kids Definition

cooperate

verb
co·​op·​er·​ate kō-ˈäp-(ə-)ˌrāt How to pronounce cooperate (audio)
cooperated; cooperating
: to act, work, or associate with others so as to get something done

More from Merriam-Webster on cooperate

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