| powder | 1. The fine particles to which any dry substance is reduced by pounding, grinding, or triturating, or into which it falls by decay; dust. "Grind their bones to powder small." (Shak) 2. An explosive mixture used in gunnery, blasting, etc.; gunpowder. See Gunpowder. Atlas powder, Baking powder, etc. See Atlas, Baking, etc. Powder down, a boy formerly employed on war vessels to carry powder; a powder boy. Powder post. See Dry rot, under Dry. Powder puff. See Puff. Origin: OE. Poudre, pouldre, F. Poudre, OF. Also poldre, puldre, L. Pulvis, pulveris: cf. Pollen fine flour, mill dust, E. Pollen. Cf. Polverine, Pulverize. 1. To be reduced to powder; to become like powder; as, some salts powder easily. 2. To use powder on the hair or skin; as, she paints and powders. Source: Websters Dictionary (01 Mar 1998) |
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| powder-posted | Affected with dry rot; reduced to dust by rot. See Dry rot, under Dry. (01 Mar 1998) |
| powdered gold | Gold formed by atomizing or by chemical precipitation, lightly precondensed, and wrapped with gold foil so as to form pellets. (05 Mar 2000) |
| powdered ipecac | A form of ipecac used in the preparation of ipecac syrup (05 Mar 2000) |
| powdered opium | Dried and finely powdered opium containing 10% morphine. (05 Mar 2000) |
| powdered stomach | The dried and powdered defatted wall of the stomach of the hog, Sus scrofa; it contains thermolabile factors including native vitamin B12 and intrinsic factor; has been used in the treatment of pernicious anaemia. (05 Mar 2000) |
| powders | Substances made up of an aggregation of small particles, as that obtained by grinding or trituration of a solid drug. In pharmacy it is a form in which substances are administered. (12 Dec 1998) |