ALL meanings of firebrick
fire·brick
F f - noun firebrick brick able to withstand severe heat 1
- noun firebrick a brick made of fire clay. 1
- noun firebrick A brick capable of withstanding intense heat, used especially to line furnaces and fireplaces. 1
- noun firebrick a refractory brick made of fire clay, used for lining furnaces, flues, etc 0
- noun firebrick a brick made to withstand great heat, used to line fireplaces, furnaces, etc. 0