powder


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powder

 [pow´der]
an aggregation of particles, as that obtained by grinding or rubbing a solid.

pow·der

(pow'dĕr),
1. A dry mass of minute separate particles of any substance.
2. In pharmaceutics, a homogeneous dispersion of finely divided, relatively dry, particulate matter consisting of one or more substances; the degree of fineness of a pow'der is related to passage of the material through standard sieves.
3. A single dose of a powdered drug, enclosed in an envelope of folded paper.
4. To reduce a solid substance to a state of fine division.
[Fr. poudre; L. pulvis]

powder

(pou′dər)
n.
1. A substance consisting of ground, pulverized, or otherwise finely dispersed solid particles.
2. Any of various preparations in the form of powder, as certain cosmetics and medicines.

pow′der·er n.

powder

the dried product of an extraction process in which a substance is first mixed with a solvent such as alcohol or water. Then, the solvent is removed completely. The dry solid that remains either is already in powder form or may be ground into it.

powder

Chinese medicine
A general term for ground herbs and formulas used in Chinese herbal medicine to prepare in capsules, infusions, liquors, porridges, ointments, pastes and pills; powders are less concentrated than decoctions, gentler, are best suited for chronic conditions.

powder

Drug slang A pulverized abuse substance–eg, heroin, amphetamine, cocaine Vox populi A pulverized material. See Antler velvet powder, Dover's powder, Fluticasone propionate inhalation powder, Inheritance powder, James Fever powder, Talcum powder.

pow·der

(pow'dĕr)
1. A dry mass of minute separate particles of any substance.
2. pharmaceutics A homogeneous dispersion of finely divided, relatively dry particulate matter consisting of one or more substances.
3. A single dose of a powdered drug, enclosed in an envelope of folded paper.
4. To reduce a solid substance to a state of very fine division.
[Fr. poudre; L. pulvis]

powder,

n in homeopathy, a dosage form, often lactose, that has had a small amount of homeopathic remedy poured on it. This powder can then be consumed by the patient.

pow·der

(pow'dĕr)
1. A dry mass of minute separate particles of any substance.
2. In pharmaceutics, a homogeneous dispersion of finely divided, relatively dry, particulate matter consisting of one or more substances.
[Fr. poudre; L. pulvis]

powder

an aggregation of particles obtained by grinding or triturating a solid.

dusting powder
a fine powder used as a talc substitute.
glove powder
sterile and special grind for powdering surgical gloves.
References in periodicals archive ?
Powder coatings contain no solvents and release no volatile organic compounds (VOC) into the environment.
However, this ban does not apply to (1) powdered radiographic protection gloves; (2) powder used in the manufacturing process of non-powdered gloves; and (3) powder intended for use in or on other medical devices, such as condoms,' the FDA clarified.
Qualicoat is the right specification for powder coating over aluminium substrates, and the Qualicoat powder Classes provide specifiers more choice to select the best finish for their project.
Canada Powder has managed to make a powder with superior whiteness, that also shows bright color contrast.
Keywords: Apple pomace, superfine grinding, physicochemical properties, ultrafine powder, traditional powder
Understanding powder behaviour is essential to ensuring effective product and process performance.
How did we get to be such powder addicts, when a dozen powders will do nicely for a wide selection of rifle, shotgun and handguns rounds?
Geared to the theme of "Bringing New Technology to Market," this event is designed to inform coating specialists on the fundamentals of powder coating technology.
Today's replica cartridge firing sixguns are safe to use with smokeless powder, although the originals, such as Colt SAAs manufactured before 1900 and all top-break, big-bore Smith & Wessons are for black powder only.
It certainly isn't the cheapest around, and without a powder puff it does feel like they have skimped on value, but the packaging adds a welcome touch of luxury.
Unlike conventional plastics that require an electrostatic primer or metals that must be chemically degreased, parts made of the GE resin may only require only washing prior to powder coating.
The easiest ones to make have an outer coating of cocoa powder or chopped nuts instead of a hard-tempered chocolate shell.