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Formed in relief, as a pattern on metal.

Revivification, as of a metal. See Revivification, 2.

To recover its natural or metallic state, as a metal.

The reduction of a metal from a state of combination to its metallic state.

A metallic wire used for regulating the resistance of a circuit, or varying the strength of an electric current, by inserting a greater or less length of it in the circuit.

he light platinum group. It is found in platinum ores, and obtained free as a white inert metal which it is very difficult to fuse. Symbol Rh. Atomic weight 104.1. Specific gravity 12.

A longitudinal strip of metal uniting the barrels of a double- barreled gun.

of ground thrown up by a plow or left between furrows or ditches, or as on the surface of metal, cloth, or bone, etc.

To cause to sound, especially by striking, as a metallic body; as, to ring a bell.

A metallic pin with a head, used for uniting two plates or pieces of material together, by passing it through them and then beating or pressing down the point so that it shall spread out and form a second head; a pin or bolt headed or clinched at both ends. With busy hammers closing rivets up. Shak. Rivet joint, or Riv…

One of the curving pieces of wood or metal on which a cradle, chair, etc., rocks.

An artificial firework consisting of a cylindrical case of paper or metal filled with a composition of combustible ingredients, as niter, charcoal, and sulphur, and fastened to a guiding stick. The rocket is projected through the air by the force arising from the expansion of the gases liberated by combustion of the co…

A straight and slender stick; a wand; hence, any slender bar, as of wood or metal (applied to various purposes). Specifically:

One of a set of revolving cylinders, or rollers, between which metal is pressed, formed, or smoothed, as in a rolling mill; as, to pass rails through the rolls.

One who, or that which, rolls; especially, a cylinder, sometimes grooved, of wood, stone, metal, etc., used in husbandry and the arts.

ces in contact. -- Rolling mill, a mill furnished with heavy rolls, between which heated metal is passed, to form it into sheets, rails, etc. -- Rolling press. (a) A machine for calendering cloth by pressure between revolving rollers. (b) A printing press with a roller, used in copperplate printing. -- Rolling stock…

A round mass, plate, or disk; especially (Metal.), the crust or scale which forms upon the surface of molten metal in the crucible.

e the place of reciprocating buckets or pistons. -- Rotary shears, shears, as for cloth, metal, etc., in which revolving sharp-edged or sharp-cornered wheels do the cutting. -- Rotary valve, a valve acting by continuous or partial rotation, as in the four-way cock.

brought), used in all sorts of finer grinding and polishing in the arts, and for cleaning metallic substances. The name is also given to other friable siliceous stones applied to like uses.

A red amorphous powder consisting of ferric oxide. It is used in polishing glass, metal, or gems, and as a cosmetic, etc. Called also crocus, jeweler's rouge, etc.