三齿蝙蝠

Trident \Tri"dent\ (tr[imac]"dent), n. [L. tridens, -entis; tri-
(see {Tri-}) + dens tooth: cf. F. trident. See {Tooth}.]
1. (Class Myth.) A kind of scepter or spear with three
prongs, -- the common attribute of Neptune.

2. (Rom. Antiq.) A three-pronged spear or goad, used for
urging horses; also, the weapon used by one class of
gladiators.

3. A three-pronged fish spear.

4. (Geom.) A curve of third order, having three infinite
branches in one direction and a fourth infinite branch in
the opposite direction.

{Trident bat} (Zo["o]l.), an Asiatic rhinolophid bat
({Tri[ae]nops Persicus}), having the nose membrane in the
shape of a trident.