/ Thesaurus / T Synonyms of thysanura Find synonyms for: Noun1. Thysanura, order Thysanura, animal orderusage: firebrats; silverfish; machilidsWordNet 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