/ Thesaurus / D Synonyms of drying agent Find synonyms for: Noun1. desiccant, drying agent, drier, siccative, chemical agentusage: a substance that promotes drying (e.g., calcium oxide absorbs water and is used to remove moisture)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: blithesome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language