/ Thesaurus / B Synonyms of big sagebrush Find synonyms for: Noun1. big sagebrush, blue sage, Seriphidium tridentatum, Artemisia tridentata, sagebrush, sage brushusage: aromatic shrub of arid regions of western North America having hoary leavesWordNet 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