apocathartic

apocathartic, a. and n. Med.

(ˌæpəʊkəˈθɑːtɪk)

[ad. Gr. ἀποκαθαρτικ-ός, f. ἀποκαθαίρ-ειν to purge; see -ic.]

A. adj. Purging, aperient. B. n. An aperient medicine.

in Hooper Med. Dict.