ἀρρενόομαι

A. become a man, do the duties of one, Luc. Am. 19; of a woman, πλέον τῆς φύσεως ἀ. Ph. 2.328; φρόνημα ἠρρενωμένον ib.53; Astrol., of stars (cf. ἄρρην), become masculine, Heph. Astr. 1.2, Ptol. Tetr. 20.