τρίαινα [ῐ],ἡ,
A. trident, three-pronged fish-spear,the badge of Poseidon, Il. 12.27 , Od. 4.506 , 5.292 , A. Pr. 925 , E. Fr. 360.47 ; as a symbol of the empire of the sea, Ar. Eq. 839 ;τρίαιναν ἐσθλὸς καὶ κυβερνήτης σοφός,i. e. a good fisherman . . , Archil. 45 .
II. threepronged fork,
Longus 4.40 ; cf. τριαινόω
11
.
III. a constellation rising with Pisces, Teucer in Boll Sphaera 52 .
IV. a kind of cautery, Paul.Aeg. 6.48 .