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plaster of Paris
noun
- calcined gypsum in white, powdery form, used as a base for gypsum plasters, as an additive of lime plasters, and as a material for making fine and ornamental casts: characterized by its ability to set rapidly when mixed with water.
plaster of Paris
noun
- a white powder that sets to a hard solid when mixed with water, used for making sculptures and casts, as an additive for lime plasters, and for making casts for setting broken limbs. It is usually the hemihydrate of calcium sulphate, 2CaSO 4 .H 2 O
- the hard plaster produced when this powder is mixed with water: a fully hydrated form of calcium sulphate
plaster of Paris
/ plăs′tər /
- A form of calcium phosphate derived from gypsum. It is mixed with water to make casts and molds.
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Word History and Origins
Origin of plaster of Paris1
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Word History and Origins
Origin of plaster of Paris1
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Example Sentences
Mix plaster-of-Paris into a stiff paste with distilled water, and fill each of the cork moulds with the paste.
Bronzing is that process by which figures of plaster-of-paris, wood, &c. are made to have the appearance of copper or brass.
Disinfecting agents are good remedies; a little plaster-of-Paris spread over a stable-floor is very useful.
The keeper there says I am a wonderful shot—I hit a plaster-of-Paris rabbit seven times in succession!
And I'll have to get all my art at second-hand, from magazines and gramophone records and plaster-of-Paris casts.
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