triodontoid,a. (n.)Ichth.|traɪəʊˈdɒntɔɪd| [f.mod.L. Triodon, -ont- (f.Gr. τρι- tri- + ὀδούς tooth; so called from the divided upper jaw and undivided lower jaw, suggesting three teeth) + -oid.] Resembling or allied to the genus Triodon of plectognath fishes. b.n. A fish of this genus or family. 1891in Cent.Dict.