ὕγρανσις
From LSJ
κακοὶ μάρτυρες ἀνθρώποισιν ὀφθαλμοὶ καὶ ὦτα βαρβάρους ψυχὰς ἐχόντων → eyes and ears are poor witnesses for men if their souls do not understand the language (Heraclitus Phil.: Fr. B 107; Testimonia: Fragment 16, line 6)
English (LSJ)
εως, ἡ,
A wetting, watering, cited by Gal. (4.792) from Arist. (PA 650b23, where ὑγρότης is in our text), Alex.Aphr.Pr.1.90; freq. in Gal., 10.469, 11.740, al.
Greek (Liddell-Scott)
ὕγρανσις: ἡ, τὸ ὑγραίνειν, ὑγρασία, μνημονευόμενον ὑπὸ τοῦ Γαληνοῦ ἐκ τοῦ Ἀριστ. (παρ’ ᾧ ἐν τῷ νῦν κειμένῳ ὑπάρχει ὑγρότης), Achmes Ὀνειροκρ. 188.