say it: pyuur-uh-fuh-KAY-shuhn
purification is a noun meaning "the act of cleaning by getting rid of impurities". It carries 4 recorded senses.
the act of cleaning by getting rid of impurities
the process of removing impurities (as from oil or metals or sugar etc.)
the act of purging of sin or guilt; moral or spiritual cleansing
“purification through repentance”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for purification come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.