permanganate permanentness • permanganic · · · Info · Definitions · Characters · · permanganate · · Text Latin · · Script 12 · · Length Definitions · · · (noun) a dark purple salt of permanganic acid; in water solution it is used as a disinfectant and antiseptic. · · Noun Definition 1 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 g latin small letter g U+0067 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 t latin small letter t U+0074