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Cloth or paper covered with powdered carborundum.

A compound medicinal powder, used by the ancients to sprinkle on ulcers, to absorb perspiration, etc. Dunglison.

The powder used in cementation. See Cementation, n.., 2.

A process which consists in surrounding a solid body with the powder of other substances, and heating the whole to a degree not sufficient to cause fusion, the physical properties of the body being changed by chemical combination with powder; thus iron becomes steel by cementation with charcoal, and green glass becomes…

A cavity in a mine, usually of a cubical form, to contain the powder.

rge. (a (Mil.) The charge which bursts a shell, etc. (b (Mining) A small quantity of fine powder to secure the ignition of a charge of coarse powder in blasting. -- Charge and discharge (Equity Practice), the old mode or form of taking an account before a master in chancery. -- Charge sheet, the paper on which are en…

sodium (common salt). Chloride of ammonium, sal ammoniac. -- Chloride of lime, bleaching powder; a grayish white substance, CaOClcalcium hypochlorite. See Hypochlorous acid, under Hypochlorous. -- Mercuric chloride, corrosive sublimate.

element has a valence lower than that in chromic compounds. Chromous acid, a bluish gray powder, CrO.OH, of weak acid properties and regard as an acid.

A bitter, yellow substance forming the essential constituent of Goa powder, and yielding chrysophanic acid proper; hence formerly called also chrysphanic acid.

A glucoside extracted from rhubarb as a bitter, yellow, crystalline powder, and yielding chrysophanic acid on decomposition.

Cleansing; fitted to remove moisture; dirt, etc. [Obs.] "With cleanly powder dry their hair." Prior.

, but other Lycopodia are often called by this name. The spores form a highly inflammable powder. -- Club root (Bot.), a disease of cabbages, by which the roots become distorted and the heads spoiled. -- Club topsail (Naut.), a kind of gaff topsail, used mostly by yachts having a fore-and-aft rig. It has a short "clu…

and zinc; -- called also Rinman's green. -- Cobalt yellow (Chem.), a yellow crystalline powder, regarded as a double nitrite of cobalt and potassium.

racted from the Colchicum autumnale, or meadow saffron, as a white or yellowish amorphous powder, with a harsh, bitter taste; -- called also colchicia.

cannon; a long, chambered gun designed for throwing shot or shells with heavy charges of powder, at high angles of elevation.

To reduce to minute particles, or to a fine powder; to pulverize; to triturate; to grind; as, to comminute chalk or bones; to comminute food with the teeth. Pennant. Comminuted fracture. See under Fracture.

The act of reducing to a fine powder or to small particles; pulverization; the state of being comminuted. Bentley.

A highly refined sugar in impalpable powder, esp. suited to confectioners' uses.

A medicinal confection made of freshly gathered vegetable substances mixed with finely powdered refined sugar. See Confection.

The act of grinding or ribbing to powder; attrition; friction; rubbing. [Obs.] The breaking of their parts into less parts by contrition. Sir I. Newton.