sulfadiazine sulfacid • sulfaguanidine · · · Info · Definitions · Characters · · sulfadiazine · · Text Latin · · Script 12 · · Length Definitions · · · (noun) a sulfa drug used in treating meningitis and pneumonia and other infections. · · Noun Definition 1 Characters · · a latin small letter a U+0061 d latin small letter d U+0064 e latin small letter e U+0065 f latin small letter f U+0066 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E s latin small letter s U+0073 u latin small letter u U+0075 z latin small letter z U+007A