potassium permanganate potassium oxalate • potassium persulphate · · · Info · Definitions · Synonyms · Characters · · potassium permanganate · · Text Common · · Latin · · Scripts 22 · · Length Definitions · · · (noun) a poisonous salt that forms dark purple crystals and is purple-red when dissolved in water; used as an oxidizing and bleaching agent and as a disinfectant and antiseptic. Synonyms: permanganate of potash. · · Noun Definition 1 Synonyms · · · potassium · · Synonym 1 k · · Synonym 2 atomic number 19 · · Synonym 3 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 g latin small letter g U+0067 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075