lactase

Definition of Lactase in English :

1. lactaid, lactase

any of a group of enzymes (trade name Lactaid) that hydrolyze lactose to glucose and galactose

WordNet Lexical Database for English. Princeton University. 2010.

Lactase

noun

any of a group of enzymes that hydrolyse lactose to glucose and galactose

noun

an enzyme, present in certain yeasts and in the intestines of animals, which splits lactose into glucose and galactose

n.

An enzyme occurring in certain yeasts and in the intestinal juices of mammals and catalyzing the hydrolysis of lactose into glucose and galactose.