Wordnet 3.0
NOUN (1)
1.
any of a group of enzymes (trade name Lactaid) that hydrolyze lactose to glucose and galactose;
[syn: lactase, Lactaid]
WordNet (r) 3.0 (2006):
lactase
n 1: any of a group of enzymes (trade name Lactaid) that
hydrolyze lactose to glucose and galactose [syn: lactase,
Lactaid]