fiber

• fibre (non-US)

From French fibre, from Old French fibre, from Latin fibra.

• (General American) IPA^(key): /ˈfaɪ.bɚ/

  • Audio (US):

    (file)

• (Received Pronunciation) IPA^(key): /ˈfaɪ.bə/
• Rhymes: -aɪbə(ɹ)
• Hyphenation: fi·ber

fiber (countable and uncountable, plural fibers) (American spelling)

2. (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.

3. (uncountable) A material in the form of fibers.

   The cloth is made from strange, somewhat rough fiber.

4. (textiles) A material whose length is at least 1000 times its width.

   Please use polyester fiber for this shirt.

5. Dietary fiber.

   Fresh vegetables are a good source of fiber.

6. (figuratively) Moral strength and resolve.

   The ordeal was a test of everyone's fiber.

7. (mathematics) The preimage of a given point in the range of a map.

   Holonyms: bundle, fiber bundle

   Meronym: germ

   Under this map, any two values in the fiber of a given point on the circle differ by 2π.

8. (category theory) The pullback of a morphism along a global element (called the fiber of the morphism over the global element).
9. (computing) A kind of lightweight thread of execution.
   • 2008, Joe Duffy, Concurrent Programming on Windows, Pearson Education, →ISBN, unnumbered page:

     We've seen how to create a new fiber and convert the current thread into a fiber (which continues to run after the conversion), but we have yet to focus on how to schedule a new fiber onto the current thread.

10. (cytology) A long tubular cell found in bodily tissue.

    Hyponyms: axon, myocyte, muscle fiber, nerve fiber

• FBIer, brief, fibre

fiber c (definite singular fiberen, indefinite plural fibre, definite plural fibrene)

1. fibre (UK), fiber (US)

fiber (plural fiber-fiber)

1. fiber

Synonym: serat

From Proto-Indo-European *bʰébʰrus. Doublet of beber. The noun was changed to a second declension noun, displacing the original fourth declension pattern which would have yielded *fibrus, *fibrūs.

• (Classical Latin) IPA^(key): [ˈfɪ.bɛr]
• (modern Italianate Ecclesiastical) IPA^(key): [ˈfiː.ber]

fiber m (genitive fibrī); second declension

1. beaver

Second-declension noun (nominative singular in -er).

• castor (more common), beber (Late Latin)

• fibrīnus

• “fiber”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• De Vaan, Michiel (2008) Etymological Dictionary of Latin and the other Italic Languages (Leiden Indo-European Etymological Dictionary Series; 7), Leiden, Boston: Brill, →ISBN, page 217

From Latin fibra (“fiber, filament”), possibly from *fidber or *findber, from Proto-Indo-European *bʰeyd- (“to split”).

fiber m (definite singular fiberen, indefinite plural fibere or fibre or fibrer, definite plural fiberne or fibrene)

1. fibre (UK), fiber (US)

• “fiber” in The Bokmål Dictionary.

fiber m (definite singular fiberen, indefinite plural fibrar, definite plural fibrane)

1. fibre (UK), fiber (US)

• fiberoptisk
• fiberrik
• karbonfiber
• naturfiber

• “fiber” in The Nynorsk Dictionary.

fiber c

1. fibre (UK), fiber (US) (similar senses to English, though less often of moral fiber)

• ryggrad
• råg i ryggen

• fiber in Svensk ordbok (SO)
• fiber in Svenska Akademiens ordlista (SAOL)
• fiber in Svenska Akademiens ordbok (SAOB)