sulfa sulea • sulfacid · · · Info · Definitions · Synonyms · Characters · · sulfa · · Text Latin · · Script 5 · · Length Definitions · · · (noun) antibacterial consisting of any of several synthetic organic compounds capable of inhibiting the growth of bacteria that require PABA. Synonyms: sulfa drug, sulpha, sulfonamide. · · Noun Definition 1 Synonyms · · · sulfa drug · · Synonym 1 sulpha · · Synonym 2 sulfonamide · · Synonym 3 Characters · · a latin small letter a U+0061 f latin small letter f U+0066 l latin small letter l U+006C s latin small letter s U+0073 u latin small letter u U+0075