fibre

Universal Words (BrE) (AmE fiber) noun 1 [U] the part of food that helps to keep a person healthy by keeping the bowels working and moving other food quickly through the body SYNROUGHAGE: dietary fibre * Dried fruits are especially high in fibre. * a high / low fibre diet * He has been advised to increase his fibre intake. * bran fibre 2 [C,U] a material such as fabric or rope that is made from a mass of natural or artificial threads: nylon and other man-made fibres 3 [C] one of the many thin threads that form body tissue, such as muscle, and natural materials, such as wood and cotton: cotton / wood / nerve / muscle fibres * (literary) She loved him with every fibre of her being. seealsoMORALFIBRE, OPTICALFIBRE