διάνηψις
From LSJ
πλέων επί οίνοπα πόντον επ' αλλοθρόους ανθρώπους → while sailing over the wine-dark sea to men of strange speech
English (LSJ)
εως, ἡ, clearing off, τῶν χυμῶν Aret.CD2.2 (perhaps f.l. for διάνιψις).
Greek (Liddell-Scott)
διάνηψις: -εως, ἡ, ἀποκάθαρσις, ἐξάτμισις, τῶν χυμῶν Ἀρετ. Θερ. Χρον. Παθ. 2. 2.