Definition of purification noun from the Oxford Advanced Learner's Dictionary



    BrE BrE//ˌpjʊərɪfɪˈkeɪʃn//
    ; NAmE NAmE//ˌpjʊrɪfɪˈkeɪʃn//
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  1. 1the process of making something pure by removing substances that are dirty, harmful or not wanted a water purification plant
  2. 2the process or act of making somebody pure by removing evil from their souls He summoned a priest to perform the purification.
  3. 3(specialist) the process of taking a pure form of a substance out of another substance that contains it