ジアスターゼジアスターゼMeanings1noundiastasebiochemistryBiochemistry term for an enzyme mixture that breaks down starch into sugars; originally derived from malt.from German Diastaseジアスターゼはデンプンを糖とうに分ぶん解かいする酵こう素その混こん合ごう物ぶつです。Diastase is a mixture of enzymes that breaks down starch into sugars.