/ Thesaurus / O Synonyms of order struthioniformes Find synonyms for: Noun1. Struthioniformes, order Struthioniformes, animal orderusage: a ratite bird order: ostriches and related extinct birds; known from the Pleistocene onwardWordNet 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