Table of Contents POS
HYPHEN
WORDNET DICTIONARY
CIDE DICTIONARY
THESAURUS

WORDNET DICTIONARY

Noun firebrick has 1 sense

• firebrick(n = noun.artifact) Array - brick made of fire clay; used for lining e.g. furnaces and chimneys; Array
is a kind of brick

CIDE DICTIONARY

THESAURUS

firebrick

adobe, ashlar, biscuit, bisque, bowl, brick, bricks and mortar, cement, ceramic ware, ceramics, china, clinker, concrete, covering materials, crock, crockery, enamelware, ferroconcrete, flag, flagstone, flooring, glass, jug, lath and plaster, masonry, mortar, pavement, paving, paving material, plasters, porcelain, pot, pottery, prestressed concrete, refractory, roofage, roofing, siding, stone, tile, tiling, urn, vase, walling

For further exploring for "firebrick" in Webster Dictionary Online