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Definition of plaster of paris
: a white powdery slightly hydrated calcium sulfate CaSO4·1⁄2H2O or 2CaSO4·H2O made by calcining gypsum and used chiefly for casts and molds in the form of a quick-setting paste with water
From the M-W Editors
Origin and Etymology of plaster of paris
Paris, France
PLASTER OF PARIS Defined for Kids
plaster of paris
play
noun ,
often cap 2nd P
plaster of par·is
\-ˈper-əs\
Definition of plaster of paris for Students
: a white powder that mixes with water to form a paste that hardens quickly and is used for casts and molds
Medical Dictionary
plaster of paris
play
noun
plaster of par·is
\-ˈpar-əs\
Medical Definition of plaster of paris
: a white powdery slightly hydrated calcium sulfate CaSO4·1⁄2H2O or 2CaSO4·H2O that is made by calcining gypsum, forms a quick-setting paste with water, and is used in medicine chiefly in casts and for surgical bandages
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