formstone en · NOUN
Etymology
A genericization from a trade name of the 1940s, FormStone, itself a proprialization from what had previously been a lexical gap compound, form + stone.
Meanings
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(uncountable) A plasterlike artificial stone compound made to resemble stone (rock); the stonelike (rocklike) veneer thus produced.
Near-synonym: permastone (broadly synonymous)
He turned into Singleton and found a block of row houses that gave a sense of having been skimped on. […] Most were covered in formstone, but the bricks of Number 16 had been painted a rubbery maroon.
1985, Anne Tyler, The Accidental Tourist, Knopf, →ISBN, page 199:
Coordinates
brick veneer · stone veneer · stucco · plaster · masonry veneer
Hypernyms
Relateds
cementacious · cementitious · composition stone