Definition of lactose
English to English noun - a sugar comprising one glucose molecule linked to a galactose molecule; occurs only in milk
Cow's milk contains about 4.7% lactose.
source: WordNet 3.0 - 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.
source: Webster 1913
Visual Synonyms 
Nearby Word
lactose, lactase, lactage, lacteous, leastwise, lastex, lactic, lighthouse, lactuca, lastage, lagutok, leucocytosis, leukocytosis, lactucic, loxostege, lost cause, lackadaisy, ligtas, lights, lagatak
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