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Same as Lycopodium powder. See under Lycopodium.

A genus of mosslike plants, the type of the order Lycopodiaceæ; club moss. Lycopodium powder, a fine powder or dust composed of the spores of Lycopodium, and other plants of the order Lycopodiaceæ. It is highly inflammable, and is sometimes used in the manufacture of fireworks, and the artificial representation of ligh…

The building or room in which the supply of powder is kept in a fortification or a ship.

Powdered copper pyrites used in the amalgamation of ores of silver, as at the Spanish mines of Mexico and South America.

Lead protoxide, PbO, obtained as a yellow amorphous powder, the fused and crystalline form of which is called litharge; lead ocher. It is used as a pigment.

ted matches. -- Quick match, threads of cotton or cotton wick soaked in a solution of gunpowder mixed with gum arabic and boiling water and afterwards strewed over with mealed powder. It burns at the rate of one yard in thirteen seconds, and is used as priming for heavy mortars, fireworks, etc. -- Slow match, slightl…

e, dyes. It consists of the sulphate of mauveïne, and is a dark brown or bronze amorphous powder, which dissolves to a beatiful purple color. Called also aniline purple, violine, etc.

To pulverize; as, mealed powder.

bug (Zoöl.), a scale insect (Coccus adonidum, and related species), covered with a white powderlike substance. It is a common pest in hothouses.

A white or buff-colored granular powder,

x nitrogenous acid obtained by decomposition of melam, or of urea, as a white crystalline powder; -- called also melanurenic acid.

A yellow powder, C6H3N9, obtained from certain sulphocyanates. It has acid properties and forms compounds called mellonides.

t of Anamirta Cocculus, formerly Menispermum Cocculus) as a white, crystalline, tasteless powder; -- called also menispermina.

A delicate pastry made of powdered sugar and the whites of eggs whipped up, -- with jam or cream added.

A whitish soluble powder used as a developer in photography. Chemically, it is the sulphate of methyl-p-amino-m-cresol.

A growth of minute powdery or webby fungi, whitish or of different colors, found on various diseased or decaying substances.

ly sweet substance obtained by evaporation of the whey of milk. It is used in pellets and powder as a vehicle for homeopathic medicines, and as an article of diet. See Lactose.

th machinery by which the processes of manufacturing are carried on; as, a cotton mill; a powder mill; a rolling mill.

The incorporated materials for gunpowder, in the form of a dense mass or cake, ready to be subjected to the process of granulation.

idopterous insect; -- so called because the wings appear as if covered with white dust or powder, like a miller's clothes. Called also moth miller.