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Definition of Plaster of paris
1. Noun. Any of several gypsum cements; a white powder (a form of calcium sulphate) that forms a paste when mixed with water and hardens into a solid; used in making molds and sculptures and casts for broken limbs.
Exact synonyms: Plaster
Specialized synonyms: Gesso
Terms within: Gypsum
Generic synonyms: Calcium Sulfate, Calcium Sulphate
Derivative terms: Plaster
Specialized synonyms: Gesso
Terms within: Gypsum
Generic synonyms: Calcium Sulfate, Calcium Sulphate
Derivative terms: Plaster
Definition of Plaster of paris
1. Noun. A hemihydrate of calcium sulfate, made by calcining gypsum, that hardens when moistened and allowed to dry; used to make casts, molds or sculpture ¹
¹ Source: wiktionary.com