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fibreglass

US fiberglass

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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Also called: glass fibre
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012