permastone en · NOUN
Etymology
A genericization from a trade name of the 1940s, Perma-Stone, itself a proprialization from what had previously been a lexical gap affixation, perma- + stone.
Meanings
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(uncountable) Any superficial surface constructed to look like stonework, usually made of concrete or thin sheets of rock assembled over an existing surface.
Near-synonym: formstone (broadly synonymous)
Coordinates
stucco · plaster · stone veneer · masonry veneer · brick veneer