/ Thesaurus / O Synonyms of ornithopod dinosaur Find synonyms for: Noun1. ornithopod, ornithopod dinosaur, ornithischian, ornithischian dinosaurusage: bipedal herbivorous dinosaurWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language