• Lactose

    Pronunciation

    • UK IPA: /ˈlæk.təʊs/, /ˈlæk.təʊz/
    • US IPA: /ˈlæk.toÊŠs/

    Origin

    From Latin lac ("milk") + -ose ("sugar") (derivation of sucrose).

    Full definition of lactose

    Noun

    lactose

    (uncountable)
    1. (carbohydrate) The disaccharide sugar of milk and dairy products, C12H22O11, (a product of glucose and galactose) used as a food and in medicinal compounds.

    Synonyms

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