Lactose - Meaning, Definition & English Examples
Lactose is a natural sugar found in milk and dairy products. It is digested by the enzyme lactase, and some people cannot digest it properly, causing lactose intolerance.
Definition:
A sugar present in milk, composed of glucose and galactose.
Synonyms:
milk sugar, dairy sugar
Part of Speech:
noun
Antonyms:
sucrose, fructose
Common Collocations:
lactose intolerance, lactose-free, lactose digestion, lactose content
Derivatives:
lactase, lactosuria
Usage Tips:
Use "lactose" when referring to the sugar found in milk or dairy products.
Common Phrases:
lactose intolerance, lactose-free milk, break down lactose
Etymology:
From Latin "lac" (milk) + "-ose" (sugar suffix), coined in the 19th century.
Examples:
- 1. Milk contains lactose, a natural sugar.
- 2. Some people cannot digest lactose properly.
- 3. Lactose-free products are available for those with intolerance.
- 4. Cheese has less lactose than fresh milk.