Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
purgation is a noun meaning "purging the body by the use of a cathartic to stimulate evacuation of the bowels". It carries 3 recorded senses.
a ceremonial cleansing from defilement or uncleanness by the performance of appropriate rites
the act of clearing yourself (or another) from some stigma or charge
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 purgation come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.