rifampin rifadin • rife · · · Info · Definitions · Synonyms · Characters · · rifampin · · Text Latin · · Script 8 · · Length 3 · · Syllables Definitions · · · (noun) an antibacterial drug (trade names Rifadin and Rimactane) used to treat tuberculosis. Synonyms: Rifadin, Rimactane. · · Noun Definition 1 Synonyms · · · rifadin · · Synonym 1 rimactane · · Synonym 2 Characters · · a latin small letter a U+0061 f latin small letter f U+0066 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E p latin small letter p U+0070 r latin small letter r U+0072