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[fahyuh r-brik] /ˈfaɪərˌbrɪk/
a brick made of fire clay.
Origin of firebrick
1785-95; fire + brick Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for firebrick
  • Only two colours have been used, firebrick and rich pure gold.
  • Bricklayers also install firebrick linings in industrial furnaces.
  • All of the furnace stacks still contain vestiges of their firebrick linings.
  • Portions of the original firebrick inwall still remain.
  • The walls and floor of the tunnel are lined with firebrick.
  • Replace firebrick and other insulating materials when you see crumbling or other signs of deterioration.
  • Fire clay producers were mostly refractories manufacturers that used the clays in firebrick and other refractories.
  • firebrick, including fireplaces and chimney planning and layout including safety measures and building codes.
  • These workers specialize in installing firebrick or refractory tile.
  • If the chimney is firebrick then the squirrel can climb out on its own.
British Dictionary definitions for firebrick


a refractory brick made of fire clay, used for lining furnaces, flues, etc
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
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