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English definition of “purification”

purification

noun [U] uk   /ˌpjʊə.rɪ.fɪˈkeɪ.ʃən/ us    /ˌpjʊr-/

purification noun [U] (NOT MIXED)

the act of removing harmful substances from something: a water purification plant an air purification system

purification noun [U] (MORALLY GOOD)

in some religions, the act of removing from a person, usually by a ceremony, the bad effects that they are suffering because they have broken a religious or moral law
(Definition of purification from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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