firebrick
Longman Dictionary of Contemporary English 5++LDOCE 5++fire·brick /ˈfaɪəˌbrɪk $ ˈfaɪr-/ noun [countable] TBa brick that is not damaged by heat, used in chimneys 耐火砖
Examples from the Corpus
firebrick• The blow pipe extends from the bellows through the firebrick wall of the forge to the bottom of the fire.fire·brick nounChineseSyllable
is not Corpus that damaged a by brick
firebrick
fire‧brick /ˈfaɪəˌbrɪk $ ˈfaɪr-/
noun [countable]
a brick that is not damaged by heat, used in chimneys
fire‧brick /ˈfaɪəˌbrɪk $ ˈfaɪr-/
noun [countable]a brick that is not damaged by heat, used in chimneys