plural noun
Ar·​gen·​tin·​i·​dae | \ ˌärjənˈtinəˌdē\

Definition of Argentinidae

: a family of small silvery marine fishes related to the salmons and trouts and including the capelins and a few other fishes and formerly the true smelts

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History and Etymology for Argentinidae

New Latin, from Argentina, type genus + -idae

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irregularly rounded

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