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if

conjunction (REQUEST)
 
 
/ɪf/

Definition

used when you want to make a polite request or remark: If you'd like to take a seat, Mr Chang will be with you in a moment. Would you mind if I open/opened (= can I open) the window? There are, if you don't mind me saying so, one or two problems with this plan.Connecting words which express a condition
(Definition of if conjunction (REQUEST) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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