cooperate

or co-op·er·ate

[koh-op-uh-reyt]

verb (used without object), co·op·er·at·ed, co·op·er·at·ing.

to work or act together or jointly for a common purpose or benefit.
to work or act with another or other persons willingly and agreeably.
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 for cooperate

2. collaborate, join, participate.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for cooperated

collaborate, help, uphold, contribute, conspire, unite, participate, coordinate, further, agree, advance, abet, befriend, concur, concert, conduce, league, band, second, succor

Examples from the Web for cooperated

Contemporary Examples of cooperated

I thought if I cooperated it would make it better… I was so upset that day.
Exclusive: Michael Phelps’s Intersex Self-Proclaimed Girlfriend, Taylor Lianne Chandler, Tells All
Aurora Snow
November 26, 2014
They have quarreled more than cooperated over the last six decades.
China Is Financing Putin’s Aggression
Gordon G. Chang
November 13, 2014
He has cooperated fully with authorities and voluntarily testified before the grand jury for several hours.
Adrian Peterson’s ‘Whooping’ and Ray Rice’s Knockout Are Both Domestic Violence
Robert Silverman
September 13, 2014
Turkey has cooperated at times with Israel and the West on contingency planning for Syria during its civil war.
Israel Bombs Gaza While Hamas’ Kidnapping Mastermind Sits in Turkey
Eli Lake
July 1, 2014
In the past, nationalist and Islamist groups have cooperated; and some Baathists like Haji Bakr have later become Islamists.
Someone Is Spilling ISIS’s Secrets on Twitter
Jacob Siegel
June 18, 2014

Historical Examples of cooperated

Mr. Work has cooperated with me in the most thoroughgoing manner.
Negro Migration during the War
Emmett J. Scott
As soon as he perceived her intent, he cooperated enthusiastically.
Masters of Space
Edward Elmer Smith
They cooperated quite willingly, if not always too intelligently.
A Slave is a Slave
Henry Beam Piper
But the most pleasing thing of all was the way they cooperated with one another.
Cerebrum
Albert Teichner
Grizek was dead, but Bassett and Tom Lowery remained and they cooperated.
This Crowded Earth
Robert Bloch

British Dictionary definitions for cooperated

cooperate

co-operate

verb (intr)

to work or act together
to be of assistance or be willing to assist
economics (of firms, workers, consumers, etc) to engage in economic cooperation

Derived Formscooperator or co-operator, noun

Word Origin for cooperate

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 cooperated

cooperate

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