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English definition of “purify”

purify

verb [T] (NOT MIXED)    /ˈpjʊə.rɪ.faɪ/ US  /ˈpjʊr-/
to remove bad substances from something to make it pure : Plants help to purify the air . One of the functions of the kidneys is to purify the blood . water-purifying tablets Cleaning generallyPersonal hygiene and appearance - general words
(Definition of purify verb (NOT MIXED) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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