/ Thesaurus / M Synonyms of moreton bay Find synonyms for: Noun1. Moreton Bayusage: an arm of the Tasman Sea forming a bay to the east of BrisbaneWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language