plaster of Paris


  • WordNet 3.6
    • n plaster of Paris 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
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Webster's Revised Unabridged Dictionary
  • Interesting fact: The Puritans had such an obsessive fear of masturbation that almost any means were used to curtail the practice. For instance, some doctors recommended covering the penis with plaster of Paris.
    • Plaster of Paris (Chem) Anhydrous calcium sulphate, or calcined gypsum, which forms with water a paste which soon sets or hardens, and is used for casts, moldings, etc. The term is loosely applied to any plaster stone or species of gypsum.
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Chambers's Twentieth Century Dictionary
    • Plaster of Paris a kind of gypsum, originally found near Paris, used in building and in making casts of figures
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Webster's Revised Unabridged Dictionary
So called because originally brought from a suburb of Paris
Chambers's Twentieth Century Dictionary
A.S. plaster—O. Fr. emplastre—L. emplastrum—Gr. emplastron.


In literature:

Use 30 parts of Plaster of Paris, 10 parts of iron filings, and one half part of sal ammoniac.
"Practical Mechanics for Boys" by J. S. Zerbe
We ought to have plaster of Paris but we haven't.
"The Lady Doc" by Caroline Lockhart
Starch and plaster of Paris form another good compound.
"Special Report on Diseases of the Horse" by United States Department of Agriculture
On the mantel was a plaster-of-Paris cat at one end and a bunch of crystallized flowers at the other.
"Little Journeys to the Homes of the Great, Volume 7" by Elbert Hubbard
Just the same as all the buildings in Paris are made of plaster of paris.
"Roy Blakeley's Bee-line Hike" by Percy Keese Fitzhugh
A box is then nailed up and a clay or plaster-of-paris base made.
"Bird Houses Boys Can Build" by Albert F. Siepert
There are two quarries of excellent Plaster of Paris on the river Kennebeckasis.
"First History of New Brunswick" by Peter Fisher
This wax was afterwards removed, and replaced on the inside by plaster of Paris.
"El Kab" by J.E. Quibell
Mix plaster-of-Paris into a stiff paste with distilled water, and fill each of the cork moulds with the paste.
"The Elements of Bacteriological Technique" by John William Henry Eyre
The plaster of Paris absorbs the water and a layer of clay is formed all about the walls.
"Makers of Many Things" by Eva March Tappan

In poetry:

Alas! The poor boy was afraid to go home,
Oh, Heaven! hard was his lot, for money he'd none;
And the tears coursed down his cheeks while loudly he did cry,
"Buy my plaster of Paris figures, oh! please come buy."
"A Tale of Christmas Eve" by William Topaz McGonagall

In news:

I didn't have any pictures of B's project, in fact I think they may have made their masks in their art class from plaster-of-paris.
Molded in plastic or plaster of paris.