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cooperate

or co-op·er·ate

[koh-op-uh-reyt]
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verb (used without object), co·op·er·at·ed, co·op·er·at·ing.
  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.
  3. to practice economic cooperation.

Origin of cooperate

1595–1605; < Late Latin cooperātus past participle of cooperārī to work with. See co-, operate
Related formsco·op·er·a·tor, co-op·er·a·tor, nounun·co·op·er·at·ing, adjective

Synonyms

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2. collaborate, join, participate.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for cooperator

Contemporary Examples

Historical Examples

  • The librarian should always be treated as a cooperator, and not as an unintelligent servant.

  • She has been an efficient aid and cooperator with Frank in his gratuitous practice.

    Cora and The Doctor

    Harriette Newell Baker


British Dictionary definitions for cooperator

cooperate

co-operate

verb (intr)
  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
Derived Formscooperator or co-operator, noun

Word Origin

C17: from Late Latin cooperārī to work with, combine, from Latin operārī to work
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

Word Origin and History for cooperator

cooperate

v.

also co-operate, c.1600, from Late Latin cooperatus, past participle of cooperari "to work together with" (see cooperation). Related: Cooperated; cooperating.

Online Etymology Dictionary, © 2010 Douglas Harper