Definition of lactose
: a disaccharide sugar C12H22O11 that is present in milk and yields glucose and galactose upon hydrolysis and yields especially lactic acid upon fermentation
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Recent Examples of lactose from the Web
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Who, outside of vegans and the lactose intolerant, doesn’t love those biscuits?
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Because the bounty of good bacteria in kefir digests much of the milk’s lactose, those who are lactose intolerant typically do not have an issue with it.
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Below uses a lactose-free, gluten-free liquid base made from coconut milk, which is poured on a metal surface that's cooled to minus 22 degrees.
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Those without the lactose-tolerance mutations would be less likely to survive through these hard times.
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For the lactose-intolerant or merely dairy-averse, there are more alternatives to good ol’ American cow’s milk than ever.
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To digest lactose requires an enzyme called lactase, which infants of all mammals produce.
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Driving the need for a species specific formulas was that kangaroos could not digest the lactose in cow milk.
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The caramel overtones are particularly robust, presumably from the lactose that makes this a milk stout.
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Origin and Etymology of lactose
International Scientific Vocabulary
LACTOSE Defined for English Language Learners
Definition of lactose for English Language Learners
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chemistry : a type of sugar that is present in milk
LACTOSE Defined for Kids
Definition of lactose for Students
: a sugar that is found in milk
Medical Dictionary
medical Definition of lactose
: a disaccharide sugar C12H22O11 that is present in milk, yields glucose and galactose upon hydrolysis, yields especially lactic acid upon fermentation, and is used chiefly in foods, medicines, and culture media (as for the manufacture of penicillin) — called also
milk sugar
Learn More about lactose
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See words that rhyme with lactose Britannica.com: Encyclopedia article about lactose
Seen and Heard
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