meaning of lactose
1. Sugar of milk or milk sugar; a crystalline sugar present in milk, and separable from the whey by evaporation and crystallization. It has a slightly sweet taste, is dextrorotary, and is much less soluble in water than either cane sugar or glucose. Formerly called lactin.
2. See Galactose.
3. a sugar comprising one glucose molecule linked to a galactose molecule; occurs only in milk; "cows milk contains about 4. 7%
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Related Words
lactose | lactose intolerance |
