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- Shell button. (a) A button made of shell. (b) A hollow button made of two pieces, as of metal, one for the front and the other for the back, -- often covered with cloth, silk, etc. -- Shell cameo, a cameo cut in shell instead of stone. -- Shell flower. (Bot.) Same as Turtlehead. -- Shell gland. (Zoöl.) (a) A gland…

A thin piece of metal placed between two parts to make a fit.

Cloisonné enamel on a background of metal or porcelain.

The tracing of veins of metal by shoads. [Written also shoding.] Pryce.

A curved piece of polished horn, wood, or metal used to facilitate the entrance of the foot into a shoe.

To change form suddenly; especially, to solidify. If the menstruum be overcharged, metals will shoot into crystals. Bacon.

ome short or shorter; as, the day shortens in northern latitudes from June to December; a metallic rod shortens by cold.

Samples taken for assay from a molten metallic mass pouring a portion into water, to granulate it.

A board on which a game is played, by pushing or driving pieces of metal or money to reach certain marks; also, the game itself. Called also shuffleboard, shoveboard, shovegroat, shovelpenny.

from Shrink. Shrinking head (Founding), a body of molten metal connected with a mold for the purpose of supplying metal to compensate for the shrinkage of the casting; -- called also sinking head, and riser.

Rubbish. Specifically: (a) Dross or refuse of metals. [Obs.]

To unite, as two pieces of metal by welding. (f) To cause to become silent by authority, argument, or force.

A shutter, as for a channel for molten metal. [R.] Shuttle box (Weaving), a case at the end of a shuttle race, to receive the shuttle after it has passed the thread of the warp; also, one of a set of compartments containing shuttles with different colored threads, which are passed back and forth in a certain order, acc…

rsed by an oscillatory current of high frequency (as lightning) and neighboring masses of metal, or between different parts of the same conductor.

A meteorite consisting solely of metallic iron.

A small piece of metal, fixed or movable, on the breech, muzzle, center, or trunnion of a gun, or on the breech and the muzzle of a rifle, pistol, etc., by means of which the eye is guided in aiming. Farrow.

A soft white metallic element, sonorous, ductile, very malleable, and capable of a high degree of polish. It is found native, and also combined with sulphur, arsenic, antimony, chlorine, etc., in the minerals argentite, proustite, pyrargyrite, ceragyrite, etc. Silver is one of the "noble" metals, so-called, not being e…

The art or process of covering metals, wood, paper, glass, etc., with a thin film of metallic silver, or a substance resembling silver; also, the firm do laid on; as, the silvering of a glass speculum.

ne of silver; soft and clear in sound; as, silvery voices; a silvery laugh. Silvery iron (Metal.), a peculiar light-gray fine-grained cast iron, usually obtained from clay iron ore.

The quality or state of being simple, unmixed, or uncompounded; as, the simplicity of metals or of earths.