ἐκκόπρωσις
From LSJ
ῥεῖα δ' ἀρίζηλον μινύθει καὶ ἄδηλον ἀέξει, ῥεῖα δέ τ' ἰθύνει σκολιὸν καὶ ἀγήνορα κάρφει → easily he humbles the proud and raises the obscure, and easily he straightens the crooked and blasts the proud (Hesiod, Works and Days 6-8)
English (LSJ)
εως, ἡ,
A cleansing from excrement: ἐ. τῆς κοιλίης emptying of the stomach by purging, Hp.Prog.15.
German (Pape)
[Seite 764] ἡ, das Fortschaffen des Kothes, κοιλίης, Entleerung des Leibes, Hippocr.
Greek (Liddell-Scott)
ἐκκόπρωσις: -εως, ἡ, ἀπαλλαγή, ἐκκαθάρισις ἀπὸ τῆς κόπρου, ἐκκόπρ. τῆς κοιλίας, διὰ καθαρσίου κένωσις τῆς κόπρου, Ἱππ. Προγν. 41.