Learn how to say Co-Operation correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word cooperation:
the action or process of working together to the same end:
they worked in close cooperation with the British Tourist Authority
assistance, especially by complying readily with requests:
we should like to ask for your cooperation in the survey
Economics the formation and operation of cooperatives.
late Middle English: from Latin cooperatio(n-), from the verb cooperari (see cooperate); later reinforced by French coopération