Roughage consists of the tough parts of vegetables and grains that help you to digest your food and help your bowels to work properly.
roughage in British English
(ˈrʌfɪdʒ)
noun
1.
the coarse indigestible constituents of food or fodder, which provide bulk to the diet and promote normal bowel function
See also dietary fibre
2.
any rough or coarse material
roughage in American English
(ˈrʌfɪdʒ)
US
noun
rough material; coarse substance; specif., coarse food or fodder, as bran, straw, vegetable peel, etc., containing a relatively high proportion of cellulose and other indigestible constituents and serving in the diet as a stimulus to peristalsis
Examples of 'roughage' in a sentence
roughage
To aid the digestive processes for all this roughage, one of the Brothers read passages from the Bible during meals.
Forbes, Bryan THE ENDLESS GAME (2003)
Just as Angelica and I were leaving, she turned and said, `Students, perhaps you could cut down on roughage a bit.
Anita Anderson SUMMER OF SECRETS (2003)
Angelica joined us, and as she read out the roughage content of the coming week's menu, I wondered 226 how much Rosemary had said.