διάνηψις
From LSJ
ἡμῶν δ' ὅσα καὶ τὰ σώματ' ἐστὶ τὸν ἀριθμὸν καθ' ἑνός, τοσούτους ἔστι καὶ τρόπους ἰδεῖν → whatever number of persons there are, the same will be found the number of minds and of characters
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.