Definitions for lactaseˈlæk teɪs, -ˌteɪz

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Random House Webster's College Dictionary

lac•taseˈlæk teɪs, -ˌteɪz(n.)

  1. an enzyme capable of breaking down lactose into glucose and galactose.

    Category: Biochemistry

Origin of lactase:

1890–95

Princeton's WordNet

  1. lactase, Lactaid(noun)

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

Wiktionary

  1. lactase(Noun)

    A u03B2-galactosidase enzyme that is involved in the hydrolysis of the disaccharide lactose into constituent galactose and glucose monomers.

U.S. National Library of Medicine

  1. Lactase

    An enzyme which catalyzes the hydrolysis of LACTOSE to D-GALACTOSE and D-GLUCOSE. Defects in the enzyme cause LACTOSE INTOLERANCE.


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