/ Thesaurus / O Synonyms of order isoptera Find synonyms for: Noun1. Isoptera, order Isoptera, animal orderusage: order of social insects that live in colonies, including: termites; often placed in subclass ExopterygotaWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: devout Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language