Tridacnidae

plural noun
Tri·​dac·​ni·​dae | \ -nəˌdē\

Definition of Tridacnidae

: a small family of chiefly tropical thick-shelled marine bivalve mollusks (suborder Cardiacea) — see tridacna

History and Etymology for Tridacnidae

New Latin, from Tridacna, type genus + -idae

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