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English definition of “clear up”

clear up

informal phrasal verb with clear     /klɪər/ US  /klɪr/ verb
B2 If the weather clears up, the cloud and rain disappear: I hope it clears up in time for the picnic.Making things betterBecoming better
(Definition of clear up from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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