purgation

noun

1. purging the body by the use of a cathartic to stimulate evacuation of the bowels

   noun.act

   Synonyms catharsis katharsis

   Source: WordNet 3.0

2. a ceremonial cleansing from defilement or uncleanness by the performance of appropriate rites

   noun.act

   Synonyms purification

   Source: WordNet 3.0

3. the act of clearing yourself (or another) from some stigma or charge

   noun.act

   Synonyms purge purging

   Source: WordNet 3.0

4. The act of purging; the act of clearing, cleansing, or putifying, by separating and carrying off impurities, or whatever is superfluous; the evacuation of the bowels.

   noun

   Source: webster1913