Definition of lactose in English:

lactose

Line breaks: lac|tose
Pronunciation: /ˈlaktəʊz
 
, -s/

noun

[mass noun] Chemistry
  • A sugar present in milk. It is a disaccharide containing glucose and galactose units.
    More example sentences
    • The common sugars that form part of the diet are sucrose, lactose (milk sugar), and maltose.
    • The enzyme lactase breaks down the lactose to galactose and glucose.
    • Soymilk does not contain lactose (milk sugar) and can be drunk by those who are allergic to normal milk.

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