anseriform

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anseriform (comparative more anseriform, superlative most anseriform)

1. (ornithology) Of or pertaining to birds of the order Anseriformes including ducks, geese, swans, and screamers.
   • 2004. Peter F. Murray et.al., Magnificent Mihirungs: The Colossal Flightless Birds of the Australian Dreamtime

     For more than a century anseriform birds were considered to have been closely related to, and to have originated from, the game fowl of the order Galliformes.

anseriform (plural anseriforms)

1. Any bird of the order Anseriformes