dietary fiber


noun

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Origin of dietary fiber

First recorded in 1975–80
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Medical definitions for dietary fiber

dietary fiber

n.

Coarse, indigestible plant matter, consisting primarily of polysaccharides, that when eaten stimulates intestinal peristalsis.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.