lactose
pronunciation
How to pronounce lactose in British English:
UK [ˈlæktəʊs]
How to pronounce lactose in American English:
US [ˈlæktoʊs]
-
- Noun:
- a sugar comprising one glucose molecule linked to a galactose molecule; occurs only in milk
Word Origin
- lactose (n.)
- sugar from milk, 1843, from French, coined 1843 by French chemist Jean Baptiste André Dumas (1800-1884) from Latin lac (genitive lactis) "milk" (see lactation) + chemical suffix -ose (2).
Example
- 1. Except lactose intolerance , which I definitely understand .
- 2. A so-called milk allergy or lactose intolerance is really an intolerance or allergy to pasteurization .
- 3. Whether counting calories or minding your lactose intake , you can never know too much about what you 're eating .
- 4. Some people have trouble digesting lactose , a carbohydrate in milk and milk products , because of the deficiency of enzyme lactase in the body .
- 5. The milk sugar lactose is broken down by the enzyme lactase .