/ Thesaurus / B Synonyms of by right of office Find synonyms for: Adverb1. ex officio, by right of officeusage: by virtue of position; "the president sat on the committee ex officio"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: supine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language