English version

purifier

From Longman Dictionary of Contemporary Englishpurifierpu‧ri‧fi‧er /ˈpjʊərəfaɪə $ ˈpjʊrɪfaɪər/ noun [countable]  something used to remove dirty or harmful substancesair/water purifier
Examples from the Corpus
purifierAir purifiers actually remove odours and particles from the air through a series of filters.Stale soul purifier Souls, like bodies and minds, are capable of incredible feats of endurance.a water purifierDomestic equipment is run off a new generator and includes a water maker, water purifier, ice maker and microwave.air/water purifierDomestic equipment is run off a new generator and includes a water maker, water purifier, ice maker and microwave.
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