plaster
1. (Science: medicine) 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 fertiliser. 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.
(Science: mathematics) 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.
Origin: 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. Platre. Cf. Plastic, Emplaster, Piaster Formerly written also plaister.
Dictionary > Plaster
You will also like...

Abiotic and Biotic Factors
This tutorial deals with the abiotic factors of the freshwater environment that determine what sort of life would be sui..

Chromosomes X and Y and Sex Determination
This tutorial looks at sex determination via the sex chromosomes, X and Y. Read it to get more info on X and Y chromosom..

DNA Structure & DNA Replication
DNA is a double helix structure comprised of nucleotides. A nucleotide, in turn, is made up of phosphate molecule, deoxy..

Neural Control Mechanisms
Neurons generate electric signals that they pass along to the other neurons or target tissues. In this tutorial, you wil..

Freshwater Communities & Plankton
Planktons are microscopic organisms that live suspended in aquatic habitats. There are two groups: the phytoplanktons an..

Adaptive Radiation
The diversification of several new species from a recent ancestral source, each adapted to utilize or occupy a vacant ad..