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English definition of “wear off”

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wear off

verb phrasal verb with wear  /weər/ ( past tense wore  /wɔr, woʊr/, past participle worn  /wɔrn, woʊrn/) us  
to stop having an effect or influence: The vaccine wears off after 10 years.
(Definition of wear off from the Cambridge Academic Content Dictionary © Cambridge University Press)
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