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English definition of “wrinkle”

wrinkle

noun [C] (PROBLEM)    /ˈrɪŋ.kl̩/ informal
a problem, usually a small one: There are still a few wrinkles to iron out (= solve) before the agreement can be signed.Making things more or less smooth or straight
(Definition of wrinkle noun (PROBLEM) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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