firebrick

[ fahyuhr-brik ]

noun

1. a brick made of fire clay.

firebrick

/ ˈfaɪəˌbrɪk /

noun

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

Word History and Origins

Origin of firebrick¹

First recorded in 1785–95; fire + brick

Example Sentences

The furnace in which this operation is carried out is a tall, vertical cylinder of iron, lined with firebrick.

From Project Gutenberg

The back and sides of the fireplace should be constructed of firebrick only.

From Project Gutenberg

Few, if any, samples of firebrick will stand the heat of this blast, if the system is fully utilized.

From Project Gutenberg

Coke dust or graphite is used for the same purpose in crucible making (see Firebrick).

From Project Gutenberg

Slacked-lime putty may be used in place of hydrated lime; firebrick is best laid in fire-clay.

From Project Gutenberg