plaster of Paris

From Wiktionary, the free dictionary
Archived revision by Gotitbro (talk | contribs) as of 04:57, 24 June 2019.
Jump to navigation Jump to search

English

Etymology

So called after a large gypsum deposit at Montmartre in Paris.

Noun

plaster of Paris (uncountable)

  1. A hemihydrate of calcium sulfate, made by calcining gypsum, that hardens when moistened and allowed to dry; used to make casts, molds and sculpture.

Synonyms

Translations

Further reading