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fibreglass

British  
/ ˈfaɪbəˌɡlɑːs /

noun

  1. material consisting of matted fine glass fibres, used as insulation in buildings, in fireproof fabrics, etc

  2. a fabric woven from this material or a light strong material made by bonding fibreglass with a synthetic resin; used for car bodies, boat hulls, etc

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

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