/ Thesaurus / G Synonyms of glacial boulder Find synonyms for: Noun1. glacial boulder, boulder, bowlderusage: a boulder that has been carried by a glacier to a place far distant from its place of originWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: mongrel Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language