Lactose
WordNet

noun


(1)   A sugar comprising one glucose molecule linked to a galactose molecule; occurs only in milk
"Cow's milk contains about 4.7% lactose"
WiktionaryText

Noun



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