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English definition of “whether”

whether

conjunction     /ˈweðər/
CHOICE B1 used to talk about a choice between two or more possibilities: Someone's got to tell her, whether it's you or me. I didn't know whether or not to go.Connecting words which express a contrast
IF B1 if: I wasn't sure whether you'd like it.Connecting words which express a conditionConnecting words which express a contrast
(Definition of whether conjunction from the Cambridge Learner's Dictionary © Cambridge University Press)

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