Lactase

noun

Definitions

Noun
  1. 1
    A β-galactosidase enzyme that is involved in the hydrolysis of the disaccharide lactose into constituent galactose and glucose monomers. countable, uncountable
  2. 2
    any of a group of enzymes (trade name Lactaid) that hydrolyze lactose to glucose and galactose wordnet

Etymology

From lacto- + -ase.

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