reductase reductant • reductibility · · · Info · Definitions · Characters · · reductase · · Text Latin · · Script 9 · · Length Definitions · · · (noun) an enzyme that catalyses the biochemical reduction of some specified substance. · · Noun Definition 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 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