Anseriformes

plural noun
An·​ser·​i·​for·​mes

Definition of Anseriformes

: an order of birds comprising the ducks, geese, swans, and mergansers and the screamers — see anseres

First Known Use of Anseriformes

1873, in the meaning defined above

History and Etymology for Anseriformes

New Latin, from Anser + -iformes

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