/ Thesaurus Find synonyms for: Noun1. vasodilator, vasodilative, dilatorusage: a drug that causes dilation of blood vesselsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.See also: vasodilator (Dictionary) Related Content Daily Word Quiz: quince Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language Synonyms Index