fiber
US /ˈfaɪ.bɚ/
UK /ˈfaɪ.bɚ/

1.
fibra
a thread or filament from which a vegetable tissue, mineral substance, or textile is formed
:
•
Cotton fibers are used to make fabric.
As fibras de algodão são usadas para fazer tecido.
•
The rope was made of strong synthetic fibers.
A corda era feita de fibras sintéticas fortes.
2.
fibra alimentar, fibra
dietary material containing substances such as cellulose, lignin, and pectin, which are resistant to the action of digestive enzymes
:
•
Eating enough fiber is important for digestive health.
Comer fibra suficiente é importante para a saúde digestiva.
•
Whole grains are a good source of dietary fiber.
Grãos integrais são uma boa fonte de fibra alimentar.