/ Thesaurus / O Synonyms of order dinornithiformes Find synonyms for: Noun1. Dinornithiformes, order Dinornithiformes, animal orderusage: a ratite bird order: recently extinct flightless birds of New ZealandWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: ontiguous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language