Definitions for: Plaster


[n] adhesive tape used in dressing wounds
[n] a hardened surface of plaster (as on a wall or ceiling); "there were cracks in the plaster"
[n] a medical dressing consisting of a soft heated mass of meal or clay that is spread on a cloth and applied to the skin to treat inflamed areas or improve circulation etc.
[n] a mixture of lime or gypsum with sand and water; hardens into a smooth solid; used to cover walls and ceilings
[n] 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
[v] dress by covering with a therapeutic substance
[v] coat with plaster; "daub the wall"
[v] apply a heavy coat to
[v] apply a plaster cast to; "plaster the broken arm"
[v] affix conspicuously; "She plastered warnings all over the wall"
[v] cover conspicuously, as by pasting something on; "The demonstrators plastered the hallways with posters"



Webster (1913) Definition: Plas"ter, n. [AS., a plaster (in sense 1), fr. L.
emplastrum, Gr. ?, ?, fr. ? to daub on, stuff in; ? in + ? to
mold: cf. OF. plastre a plaster (in sense 2), F. pl[^a]tre.
Cf. Plastic, Emplaster, Piaster.] [Formerly written
also plaister.]
1. (Med.) An external application of a consistency harder
than ointment, prepared for use by spreading it on linen,
leather, silk, or other material. It is adhesive at the
ordinary temperature of the body, and is used, according
to its composition, to produce a medicinal effect, to bind
parts together, etc.; as, a porous plaster; sticking
plaster.

2. A composition of lime, water, and sand, with or without
hair as a bond, for coating walls, ceilings, and
partitions of houses. See Mortar.

3. Calcined gypsum, or plaster of Paris, especially when
ground, as used for making ornaments, figures, moldings,
etc.; or calcined gypsum used as a fertilizer.

Plaster cast, a copy of an object obtained by pouring
plaster of Paris mixed with water into a mold.

Plaster of Paris. [So called because originally brought
from a suburb 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.

Plaster of Paris bandage (Surg.), a bandage saturated with
a paste of plaster of Paris, which on drying forms a
perfectly fitting splint.



Plaster stone, any species of gypsum. See Gypsum.


Plas"ter, v. t. [imp. & p. p. Plastered; p. pr. &
vb. n. Plastering.] [Cf. OF. plastrer to plaster (in sense
2), F. pl[^a]trer.]
1. To cover with a plaster, as a wound or sore.

2. To overlay or cover with plaster, as the ceilings and
walls of a house.

3. Fig.: To smooth over; to cover or conceal the defects of;
to hide, as with a covering of plaster. --Bale.

Synonyms: adhesive plaster, cataplasm, daub, plaster of Paris, plaster over, plasterwork, poultice, poultice, stick on, sticking plaster

See Also: adhesive tape, affix, calcium sulfate, calcium sulphate, coat, court plaster, cover, covering material, dress, dressing, finish coat, finishing coat, grout, gypsum, medical dressing, mixture, mortar, mud, mustard plaster, parget, parget, pargeting, pargeting, pargetry, pargetting, pargetting, roughcast, roughcast, shinplaster, sinapism, spackle, spackling compound, stucco, surface, surface

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