D0200300 (dī′ə-stās′, -stāz′)n. An amylase or a mixture of amylases that is found in milk and that converts starch to dextrin and maltose.[French, from Greek diastasis, separation; see diastasis.]di′a·sta′sic(-stā′sĭk, -zĭk) adj.EncyclopediaSeediastase