Standard Lemma guide

fibreglass

noun · verb · 5 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • UK: /ˈfaɪbəɡlɑːs/
  • Southern-England: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

Silica based glass extruded into fibers that possess a length at least 1000 times greater than their width.

Definition source: English Wiktionary via Wiktextract

Usage: UK, uncountable, usually

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Ellipsis of fibreglass wool.

Definition source: English Wiktionary via Wiktextract

Usage: UK, abbreviation, alt-of, ellipsis, uncountable, usually

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A composite material made from fine fibres of spun glass held together with resin.

Definition source: English Wiktionary via Wiktextract

Usage: UK, ellipsis, uncountable, usually

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

verb

Meaning 4

To apply fibreglass to.

Definition source: English Wiktionary via Wiktextract

Usage: UK

Examples

  • to fibreglass the hull of a fishing boat

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

a covering material made of glass fibers in resins

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: fiberglass

Antonyms: none provided

Broader terms: covering material

History

Etymology

Compound of fibre + glass.

Across languages

Translations

43 source translations are retained for this English entry.

  • Bulgarian: фибростъкло (fibrostǎklo) — glass extruded into fibers
  • Chinese Mandarin: 玻璃纖維 /玻璃纤维 (bōlixiānwéi) — glass extruded into fibers
  • Dutch: glasvezel — glass extruded into fibers
  • Finnish: lasikuitu — glass extruded into fibers
  • German: Glasfaser — glass extruded into fibers
  • German: Glasfasern — glass extruded into fibers
  • Greek: υαλοΐνα (yaloḯna) — glass extruded into fibers
  • Hungarian: üvegszál — glass extruded into fibers
  • Icelandic: glertrefjar — glass extruded into fibers
  • Icelandic: spunagler — glass extruded into fibers
  • Korean: 유리면 (yurimyeon) — glass extruded into fibers
  • Māori: kakakōata — glass extruded into fibers
  • Polish: włókno szklane — glass extruded into fibers
  • Russian: стекловолокно́ (steklovoloknó) — glass extruded into fibers
  • Spanish: fibra de vidrio — glass extruded into fibers
  • Ukrainian: скловолокно́ (sklovoloknó) — glass extruded into fibers
  • Bulgarian: стъклопласт (stǎkloplast) — composite material
  • Chinese Mandarin: 玻璃鋼 /玻璃钢 (bōlígāng) — composite material
  • Danish: glasfiber — composite material
  • Danish: fiberglass — composite material
  • Dutch: glasvezel — composite material
  • Finnish: lasikuitu — composite material
  • French: plastique à renfort de verre — composite material
  • German: Glasfaserverstärkter Kunststoff — composite material
  • German: GFK — composite material
  • German: Fiberglas — composite material
  • Gujarati: તંતુકાચ (tantukāc) — composite material
  • Hebrew: פיברלגס (fíberglas) — composite material
  • Hungarian: üvegszál-erősítésű műanyag — composite material
  • Icelandic: trefjagler — composite material
  • Khmer: សរសៃកញ្ចក់ (sɑɑ say kɑɑkɑñcɑk) — composite material
  • Norwegian Bokmål: glassfiber — composite material
  • Norwegian Bokmål: fiberglass — composite material
  • Norwegian Nynorsk: glasfiber — composite material
  • Norwegian Nynorsk: fiberglas — composite material
  • Polish: włókno szklane — composite material
  • Russian: стеклопла́стик (stekloplástik) — composite material
  • Russian: фибергла́с (fiberglás) — composite material
  • Spanish: plástico reforzado con fibra de vidrio — composite material
  • Spanish: plástico reforzado con vidrio — composite material
  • Tamil: கண்ணாடியிழை (kaṇṇāṭiyiḻai) — composite material
  • Thai: ใยแก้ว (yai-gɛ̂ɛo) — composite material
  • Turkish: fiberglas — composite material
Real reading context

fibreglass in complete knowledge articles