LACTOSE
lactose, milk sugar
(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® 3.1
Etymology
Noun
lactose (countable and uncountable, plural lactoses)
(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
• lactobiose
Anagrams
• Castelo, Lacoste, alecost, coletas, locates, scatole, scotale, talcose, to scale, to-scale
Source: Wiktionary
Lac"tose`, n.
1. (Physiol. Chem.)
Definition: 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. (Chem.)
Definition: See Galactose.
Source: Webster’s Unabridged Dictionary 1913 Edition