Word.ws English Dictionary

fibers

fibers is the plural of fiber.

Meaning of fiber

Noun

fiber (countable and uncountable, plural fibers)

  1. (US, countable) A single elongated piece of a given material, roughly round in cross-section, often twisted with other fibers to form thread.
    • The microscope showed a single blue fiber stuck to the sole of the shoe.
  2. (US, uncountable) A material in the form of fibers.
    • The cloth is made from strange, somewhat rough fiber.
  3. (US) A material whose length is at least 1000 times its width.
    • Please use polyester fiber for this shirt.
  4. (US) Dietary fiber.
    • Fresh vegetables are a good source of fiber.
  5. (US, figuratively) Moral strength and resolve.
    • The ordeal was a test of everyone's fiber.
  6. (US) The preimage of a given point in the range of a map.
    • Under this map, any two values in the fiber of a given point on the circle differ by 2π.

See all 9 meanings of fiber

Phrases with fibers

5 more phrasesFewer phrases

Questions about fibers

What is fibers the plural of?
Fibers is the plural of fiber.

Words near fibers in the dictionary

  1. fiberoptic
  2. fiberoptically
  3. fiberoptics
  4. fiberoscopy
  5. fiberous
  6. fibers
  7. fiberscope
  8. fiberscopes
  9. fiberscopy
  10. fibershed
  11. fibersheds

Source and license

Adapted from Wiktionary: fibers (page history and authors); fiber (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “fibers.” Word.ws, https://word.ws/fibers. Based on Wiktionary, CC BY-SA 4.0.