Word.ws English Dictionary

fibreglass

Syllables: fi·bre·glass/ˈfaɪbəɡlɑːs/

fibreglass noun: silica based glass extruded into fibers that possess a length at least 1000 times greater than their width. Also the ellipsis of fibreglass wool.

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.

Verb

fibreglass (third-person singular simple present fibreglasses, present participle fibreglassing, simple past and past participle fibreglassed)

  1. (UK) To apply fibreglass to.
    • to fibreglass the hull of a fishing boat
    Synonyms:
    glass

Also used as

fibreglass is also the ellipsis of fibreglass wool.

fibreglass meaning in Tamil, Gujarati and Thai

fibreglass in Tamil

composite material
கண்ணாடியிழை kaṇṇāṭiyiḻai

fibreglass in Gujarati

composite material
તંતુકાચ tantukāc

fibreglass in Thai

composite material
ใยแก้ว yai-gɛ̂ɛo

Synonyms of fibreglass

Forms of fibreglass

Noun
pluralfibreglasses
alternative USfiberglass
Verb
third-person singular presentfibreglasses
present participlefibreglassing
past participlefibreglassed
pastfibreglassed

Origin of fibreglass

Compound of fibre + glass.

Questions about fibreglass

What does fibreglass mean?
Fibreglass means silica based glass extruded into fibers that possess a length at least 1000 times greater than their width.
What is fibreglass in Tamil?
Fibreglass in Tamil is கண்ணாடியிழை (kaṇṇāṭiyiḻai). See Fibreglass meaning in Tamil.
What part of speech is fibreglass?
Fibreglass can be a noun or a verb.
How do you pronounce fibreglass?
Fibreglass is pronounced /ˈfaɪbəɡlɑːs/ (UK).
What is the plural of fibreglass?
The plural of fibreglass is fibreglasses.

Words near fibreglass in the dictionary

  1. fibrecraft
  2. fibrecrafts
  3. fibred
  4. fibrefill
  5. fibrefills
  6. fibreglass
  7. fibreglassed
  8. fibreglasses
  9. fibreglassing
  10. fibreise
  11. fibreising

Source and license

Adapted from Wiktionary: 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)-Vealhurl-fibreglass.wav.

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