Purification
/pjˌʊrəfəˈkeɪʃən/
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Definition
(noun) The act or process of purifying; the removal of impurities.
Sentence Examples
We sprinkle salt for purification.
Then an argument developed between some of John's disciples and a certain Jew about purification.
CEFR Practice Quiz
The ____ of the water supply involved several stages of filtration and chemical treatment.