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fibreglass

USFY-bur-glas/ˈfaɪbɚˌɡlæs/UKFY-buh-glahs/ˈfaɪbəɡlɑːs/

Verbfibreglasses, fibreglassing, fibreglassed

4 meanings of fibreglass

Practice

  1. 1
    nounUKuncountableellipsis
    A strong, light material made from thin threads of glass set in hardened plastic.

    Like a bundle of thin glass threads glued together to make something hard and strong.

    The boat's hull is made of fibreglass, so it is light but very strong.

    They repaired the cracked roof with sheets of fibreglass.

    Note
  2. 2
    nounUKuncountable
    Thin threads made by pulling melted glass out into long, fine strands.

    Like cotton candy, but made by pulling glass into long thin strings instead of sugar.

    Workers wore masks because loose fibreglass can irritate the lungs.

    Each strand of fibreglass is thinner than a human hair.

    Note
  3. 3
    nounUKuncountableabbreviationellipsis
    Short for fibreglass wool. People often drop the second word when talking about the fluffy glass insulation.

    We stuffed fibreglass into the gaps around the pipes to keep the heat in.

    A thick layer of fibreglass lines the attic floor.

    Note
  4. 4
    verbUKtransitive
    To coat or line a surface with the spun-glass composite.

    Like painting a hard, glassy shell over something to protect it.

    They decided to fibreglass the old wooden boat to make it last longer.

    You can fibreglass the pond liner to stop leaks.

    Note

Practice

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Origin

It comes from two words put together: "fibre" and "glass".