τρίστομος
From LSJ
εἰς πέλαγος σπέρµα βαλεῖν καὶ γράµµατα γράψαι ἀµφότερος µόχθος τε κενὸς καὶ πρᾶξις ἄκαρπος → throwing seeds and writing letters at sea are both a vain and fruitless endeavor
English (LSJ)
ον,
A three-edged or three-pointed, αἰχμή AP6.167 (Agath.); τ. δόρυ, of the trident, Max.Tyr.10.8; with three mouths, Ῥοδανός Str.4.1.8. II τρίστομον, τό, dub. sens., prob. place-name, in PTeb.112.2, al. (ii B. C., cf. ii p.405); σιτολόγοι Τριστόμου Ostr.1097 (ii A. D.), cf. BGU1072 iii 2 (ii A. D.), etc.
German (Pape)
[Seite 1148] 1) dreimündig. – 2) dreischneidig, αἰχμή Agath. 28 (VI, 167).
