lactose
UK /ˈlæk.təʊs/ · US /ˈlæk.toʊs/ noun
Forms lactoses
- noun (biochemistry) The disaccharide sugar of milk and dairy products, C₁₂H₂₂O₁₁, a product of glucose and galactose used as a food and in medicinal compounds.
Synonyms
Etymology
Borrowed from French lactose, from Latin lac (“milk”) + -ose (derivation of glucose). Coined by French chemist Marcelin Berthelot.
Webster’s 1913
- noun Sugar of milk or milk sugar; a crystalline sugar present in milk, and separable from the whey by evaporation and crystallization.
- noun See Galactose.
Sources: Wiktionary · Webster’s 1913 — from the Wiktionary entry “lactose”, CC BY-SA 4.0. Details