noun
small sharks with smooth skins and lacking spines on their dorsal fins
• Syn: ↑family Triakidae
• Hypernyms: ↑fish family
• Member Holonyms: ↑Elasmobranchii, ↑subclass Elasmobranchii, ↑Selachii, ↑subclass Selachii
• Member Meronyms: ↑Mustelus, ↑genus Mustelus, ↑smooth dogfish, ↑Triaenodon, ↑genus Triaenodon
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\\trīˈakəˌdē\ noun pluralUsage: capitalized
Etymology: New Latin, from Triakis, type genus (from Greek triakis three times) + -idae; from the three-pointed teeth
in some classifications : a family of elasmobranch fishes comprising the common smooth dogfishes
Useful english dictionary. 2012.