A.two-edged, φάσγανον, ξίφος, Il.10.256, Od.16.80, B.10.87, etc.; κέντρον, δόρυ, A.Pr.692 (lyr.), Ag.1149; ἔγχος, γένυς, S.Aj.286, El.485; of lightning, forked, “πυρὸς ἀ. βόστρυχος” A. Pr.1044; κεραυνός Cleanth.1.10.
II. metaph., ἀ. γλῶττα tongue that will cut both ways, i.e. maintain either right or wrong, Ar.Nu. 1160 (parod.); of an oracle, ambiguous, “ἀ. καὶ διπρόσωπος” Luc.JTr. 43.