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See Powdery.

ar the surface. Red precipitate (Old. Chem), mercuric oxide (HgO) a heavy red crystalline powder obtained by heating mercuric nitrate, or by heating mercury in the air. Prepared in the latter manner, it was the precipitate per se of the alchemists. -- White precipitate (Old Chem.) (a) A heavy white amorphous powder (N…

A cake of compressed substance, as: in gunpowder manufacture, the cake resulting from compressing the meal powder; in the treatment of coal tar, the pressed product at various stages of the process; or, in beet-sugar manufacture, the vegetable residue after the sugar juice has been expressed.

y, an instrument or device for priming; esp., a cap, tube, or water containing percussion powder or other capable for igniting a charge of gunpowder.

The powder or other combustible used to communicate fire to a charge of gunpowder, as in a firearm.

s at the center, and the plane of projection passes through one of the polar circles. -- Powder of projection (Alchemy.), a certain powder cast into a crucible or other vessel containing prepared metal or other matter which is to be thereby transmuted into gold. -- Projection of a point on a plane (Descriptive Geom.)…

andard as to strength; -- said of alcoholic liquors. Proof charge (Firearms), a charge of powder and ball, greater than the service charge, fired in an arm, as a gun or cannon, to test its strength. -- Proof impression. See under Impression. -- Proof load (Engin.), the greatest load than can be applied to a piece, as…

to move, or cause to move; as, the wind or steam propels ships; balls are propelled by gunpowder.

tain by an experiment, or by a test or standard; to test; as, to prove the strength of gunpowder or of ordnance; to prove the contents of a vessel by a standard measure. Thou hast proved mine heart. Ps. xvii. 3.

Microscopic organic particles, molecular granules, powdered inorganic substances, etc., which in form, size, and grouping resemble bacteria.

kind of light pastry. (c) A utensil of the toilet for dusting the skin or hair with powder.

Capable of being reduced to fine powder. Boyle.

Having a finely powdered surface; pulverulent.

To beat or reduce to powder or dust; to pulverize. [R.]

The action of reducing to dust or powder.

To reduce of fine powder or dust, as by beating, grinding, or the like; as, friable substances may be pulverized by grinding or beating, but to pulverize malleable bodies other methods must be pursued.

Consisting of dust or powder; like powder.

The state of being pulverulent; abundance of dust or powder; dustiness.

Consisting of, or reducible to, fine powder; covered with dust or powder; powdery; dusty.

A sweet-scented powder; pulvillio. [Written also pulville.] [Obs.] Gay.