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POWDER (through O. Fr. puldre, See also: matter is disintegrated by such processes as grinding, crushing, pounding, &c., hence any preparation which takes the See also: form of such loose uncompacted particles, the most See also: familiar example of such preparation being that of See also: gunpowder (q.v.)
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Many powders are found in medical uses, some of which have retained the name of their inventor, such as the compound powder of See also: rhubarb, " See also: Gregory powder," named after a Scottish See also: doctor, See also: James Gregory (1758-1822)
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Various preparations in form of powder are used for
See also: toilet purposes
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During the See also: period when the hair or wig was worn " powdered " or whitened, houses had a See also: special See also: room set apart for the See also: process, known as the powdering-room or closet
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