‖ diachoˈresisMed.Obs. [Gr. διαχώρησις excretion.] (See quot.) Hence diachoˈretica. 1706Phillips (ed. Kersey), Diachoresis, the act or faculty of voiding excrements.1721in Bailey.1883Syd. Soc.Lex., Diachoretic..promoting the excretion of fæces; laxative.