fibres

Noun

fibre (countable and uncountable, plural fibres)

1. (countable) A single piece of a given material, elongated and roughly round in cross-section, often twisted with other fibres to form thread.
   • The microscope showed several different fibres stuck to the sole of the shoe.
2. (uncountable) Material in the form of fibres.
   • The cloth was made from strange, somewhat rough fibre.
3. Dietary fibre.
   • Fresh vegetables are a good source of fibre.
4. Moral strength and resolve.
   • The ordeal was a test of everyone’s fibre.
5. The preimage of a given point in the range of a map.
   • Under this map, any two values in the fibre of a given point on the circle differ by 2π.
6. Said to be of a morphism over a global element: The pullback of the said morphism along the said global element.

See all 8 meanings of fibre