family Triakidae fa·mi·lyt·riakidae uncommon noun 1. small smooth-skinned sharks lacking spines on dorsal fins SynonymsTriakidaefamily Triakidae Related words Broader terms fish family Parts Elasmobranchii Part of Mustelussmooth dogfishTriaenodon WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
