/ Thesaurus / A Synonyms of absorption indicator Find synonyms for: Noun1. absorption indicator, indicatorusage: an indicator used in reactions that involve precipitationWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: effervescent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language