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English definition of “collaborator”

collaborator

noun [C] uk   /kəˈlæb.ə.reɪ.tər/ us    /-t̬ɚ/

collaborator noun [C] (ENEMY SUPPORTER)

disapproving a person who works with an enemy who has taken control of their country: wartime collaborators a Nazi collaboratorDisloyalty, betrayal and treason

collaborator noun [C] (WORKING WITH)

a person who works together with others for a special purpose: a new production by Andrew Davies and collaboratorsHelpers and accomplicesPeople who help or serve people professionally
(Definition of collaborator from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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