plaster of paris

Definitions

General Science

  • noun
    (written as plaster of Paris)
    a white powder, calcium sulfate, that forms a rapidly hardening paste when mixed with water and is used in sculpture, plaster casts for broken limbs, and in the collection of delicate fossils

Construction

  • gypsum, from which three-quarters of the chemically bound water has been driven off by heating. When wetted, it recombines with water and hardens quickly. See also hemihydrate.

Medical

  • noun
    (written as plaster of Paris)
    a fine white plaster used to make plaster casts
http://www.dictionarycentral.com/definition/plaster-of-paris.html