sulfa drug sulfa • sulfacetamide · · · Info · Definitions · Synonyms · Characters · · sulfa drug · · Text Common · · Latin · · Scripts 10 · · Length 3 · · Syllables Definitions · · · (noun) antibacterial consisting of any of several synthetic organic compounds capable of inhibiting the growth of bacteria that require PABA. Synonyms: sulfa drug, sulfa, sulpha, sulfonamide. · · Noun Definition 1 Synonyms · · · sulfa · · Synonym 1 sulpha · · Synonym 2 sulfonamide · · Synonym 3 Characters · · space U+0020 a latin small letter a U+0061 d latin small letter d U+0064 f latin small letter f U+0066 g latin small letter g U+0067 l latin small letter l U+006C r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075