/ Thesaurus / R Synonyms of rifadin Find synonyms for: Noun1. rifampin, Rifadin, Rimactane, antibacterial, antibacterial drug, bactericideusage: an antibacterial drug (trade names Rifadin and Rimactane) used to treat tuberculosisWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language