/ Thesaurus / F Synonyms of family anatidae Find synonyms for: Noun1. Anatidae, family Anatidae, bird familyusage: swimming birds having heavy short-legged bodies and bills with a horny tip: swans; geese; ducksWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: tactful Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language