noun An·o·don·ta \ˌanəˈdäntə\

Definition of Anodonta

  1. :  a large genus of freshwater mussels (family Unionidae) having the hinge teeth rudimentary or wanting and the shell usually thin and fragile

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Origin and Etymology of anodonta

New Latin, from Greek anodont-, anodōn toothless

First Known Use: 1809

Seen and Heard

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feeling or affected by lethargy

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