oxidiser oxidised • oxidizability · · · Info · Definitions · Synonyms · Characters · · oxidiser · · Text Latin · · Script 8 · · Length 4 · · Syllables Definitions · · · (noun) a substance that oxidizes another substance. Synonyms: oxidant, oxidizer, oxidizing agent. · · Noun Definition 1 Synonyms · · · oxidant · · Synonym 1 oxidizer · · Synonym 2 oxidizing agent · · Synonym 3 Characters · · d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 x latin small letter x U+0078