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.
Mills later returned to the hospital with another son and refused to cooperate with law enforcement. Silas Morgan, Orlando Sentinel, 25 Feb. 2025 The order to dismiss the charges was issued by Emil Bove III, acting deputy attorney general, who said the prosecution of Adams was politically motivated by Joe Biden’s administration and was hampering Adams’ ability to cooperate with the Trump administration’s immigration policies. John T. Shaw, Chicago Tribune, 24 Feb. 2025 Targeting immigrant families: Adams has signaled a willingness to cooperate with federal immigration enforcement (ICE) in school settings, a direct betrayal of NYC’s sanctuary status. Matt Gonzales, New York Daily News, 23 Feb. 2025 Taft added that Howard and Terry are cooperating with the investigation and were interviewed in September 2024. Charna Flam, People.com, 22 Feb. 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

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Cite this Entry

“Cooperate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cooperate. Accessed 2 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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