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English definition of “collaborate”

collaborate

verb [I]
 
 
/kəˈlæbəreɪt/
WORK TOGETHER When two or more people collaborate, they work together to create or achieve the same thing: Didn't you collaborate with him on one of your books?Helping and co-operatingActing, being or existing together
HELP ENEMY to help people who are an enemy of your country or government: He was accused of collaborating with the enemy.Helping and co-operatingDisloyalty, betrayal and treasonWar
collaborator noun [C]
(Definition of collaborate from the Cambridge Learners Dictionary © Cambridge University Press)
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