HyperDic: plaster_of_paris

English > 1 sense of the expression plaster of Paris:
NOUNsubstanceplaster of Paris, plasterany of several gypsum cements
English > plaster of Paris: 1 sense > noun 1, substance
MeaningAny 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.
Narrowergessogypsum or plaster of Paris spread on a surface to make it suitable for painting or gilding (or a surface so prepared)
Broadercalcium sulphate, calcium sulfateA white salt (CaSO4)
SubstancesgypsumA common white or colorless mineral (hydrated calcium sulphate) used to make cements and plasters / plasters (especially plaster of Paris)
Spanishyeso blanco

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