B12K

Fiber

UK //ˈfaɪ.bər//US //ˈfaɪ.bɚ//

Definition

A type of carbohydrate that the body can't digest, important for gut health.

In simple words: A plant material that helps digestion.

Examples

Eating more fiber can improve your digestion.
Whole grains are a great source of fiber.
I try to include fiber in every meal for better health.

Usage notes

Used in health contexts. Common in food discussions. May not be familiar in casual conversations.

Grammar pattern

standalone noun

Memory hint

Think of 'fiber' as something that helps your 'fiber' (fiber optics) to shine better.

Collocations

high fiber diet
dietary fiber
fiber intake
soluble fiber
fiber supplements

Synonyms

roughage
bulk
dietary fiber
cellulose
insoluble fiber

Antonyms

fat
sugar

Common mistakes

Confused with 'fibre' (British spelling vs. American spelling).
Overgeneralizing types of fiber (soluble vs. insoluble).