A.sharpen, “μαχαίρας” Ar.Fr.684; “λόγχην” X.Cyr.6.2.33:—Med., “ἀκονᾶσθαι μαχαίρας” Id.HG7.5.20:—Pass., Arist.Pr.886b10, Phld.Sign.34.
2. metaph., spur, goad on, D.25.46; provoke, “γλῶσσαν ἠκονημένος” Trag.Adesp.423, cf. X.Oec.21.3, Ph.1.469, al., Chor. in Jahrb.9.184; “θυμὸν ἐπ᾽ ἐλπίδι τινὸς ἀ.” Demad.17:—Pass., Ph.2.178, al.