/ Thesaurus / T Synonyms of theater in the round Find synonyms for: Noun1. arena theater, theater in the round, theater, theatre, houseusage: a theater arranged with seats around at least three sides of the stageWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language