The definition of cathartic is something cleansing.
(adjective)An example of cathartic is getting rid of clothes that no longer fit.
See cathartic in Webster's New World College Dictionary
noun
Origin: LL catharticum
See cathartic in American Heritage Dictionary 4
adjective
Origin:
Origin: Late Latin catharticus
Origin: , from Greek kathartikos
Origin: , from kathairein, to purge; see catharsis
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