Word.ws English Dictionary

fiberglass

fiberglass is the alternative form of fibreglass.

Meaning of fibreglass

Noun

fibreglass (usually uncountable, plural fibreglasses)

  1. (UK, usually) Silica based glass extruded into fibers that possess a length at least 1000 times greater than their width.
  2. (UK, ellipsis, usually) A composite material made from fine fibres of spun glass held together with resin.

See all 3 meanings of fibreglass

Forms of fiberglass

Noun
pluralfiberglasses
Verb
third-person singular presentfiberglasses
present participlefiberglassing
past participlefiberglassed
pastfiberglassed

Words formed from fiberglass

Questions about fiberglass

What is fiberglass the alternative form of?
Fiberglass is the alternative form of fibreglass.

Words near fiberglass in the dictionary

  1. fibergastroscopes
  2. fibergastroscopic
  3. fibergastroscopies
  4. fibergastroscopy
  5. fiberglas
  6. fiberglass
  7. fiberglassed
  8. fiberglasses
  9. fiberglassing
  10. fiberglassy
  11. fibering

Source and license

Adapted from Wiktionary: fiberglass (page history and authors); fibreglass (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.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Flame, not lame-fiberglass.wav.

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