τρίστομος

A. three-edged or three-pointed, αἰχμή AP 6.167 (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. BGU 1072 iii 2 (ii A. D.), etc.