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Word of the Day Tuesday, June 9, 2026

lactase

/ˈlæktəs/ noun · British & US
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What does lactase mean?

noun

An enzyme that breaks down lactose into glucose and galactose, found in the small intestine of humans and some other animals.

Example

"The lactase enzyme is essential for digesting milk and other dairy products."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for lactase

Rhymes with lactase

Etymologically related