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The act of rolling or revolving round, as a wheel; circumvolution; the state of being whirled round. J. Gregory.

An apparatus consisting of a slowly revolving disk, usually regulated by clockwork, by means of wich the action of external agents, as light and gravity, on growing plants may be regulated or eliminated.

To think over; to plan. He . . . is our witness, how we both day and night, revolving in our minds, did cogitate nothing more than how to satisfy the parts of a good pastor. Foxe.

A revolver made according to a system using a patented revolving cylinder, holding six cartridges, patented by Samuel Colt, an American inventor, in 1835. With various modifications, it has for many years been the standard for the United States army.

A curved sheath or breasting for a revolving cylinder or roll.

The revolving square prism carryng the cards in a Jacquard loom. Cylinder axis. (Anat.) SeeAxis cylinder, under Axis. -- Cylinder engine (Paper Making), a machine in which a cylinder takes up the pulp and delivers it in a continuous sheet to the dryers. -- Cylinder escapement. See Escapement. -- Cylinder glass. See…

Revolving on an axis. [Obs.] Sir T. Browne.

A revolving cylinder, or a vibrating bar with teeth, in a carding machine, which doffs, or strips off, the cotton from the cards. Ure.

To enlarge the bore of a gun barrel by drawing, instead of thrusting, a revolving tool through it.

The process of pulling out and elongating the sliver from the carding machine, by revolving rollers, to prepare it for spinning.

end used for making holes in hard substances; strictly, a tool that cuts with its end, by revolving, as in drilling metals, or by a succession of blows, as in drilling stone; also, a drill press.

A cylinder on a revolving shaft, generally for the purpose of driving several pulleys, by means of belts or straps passing around its periphery; also, the barrel of a hoisting machine, on which the rope or chain is wound.

f a house to another; a lift for dishes, etc.; also, a piece of furniture with movable or revolving shelves.

ssing the edge of anything, as of a piece of metal. Edging machine, a machine tool with a revolving cutter, for dressing edges, as of boards, or metal plates, to a pattern or templet.

A generator having its revolving part carried on the shaft of the driving engine.

An instrument used for producing artificial currents of air, by the wafting or revolving motion of a broad surface; as:

e with faith." Shak. Fast and loose pulleys (Mach.), two pulleys placed side by side on a revolving shaft, which is driven from another shaft by a band, and arranged to disengage and reëngage the machinery driven thereby. When the machinery is to be stopped, the band is transferred from the pulley fixed to the shaft to…

olloq.] -- Fixed light, one which emits constant beams; -- distinguished from a flashing, revolving, or intermittent light. -- Fixed oils (Chem.), non-volatile, oily substances, as stearine and olein, which leave a permanent greasy stain, and which can not be distilled unchanged; -- distinguished from volatile or esse…

A horizontal vane revolving over the surface of wort in a cooler, to produce a circular current in the liquor. Knight.

) (Mining) An obsolete appliance for lighting the miner at his work, in which flints on a revolving wheel were made to produce a shower of sparks, which gave light, but did not inflame the fire damp. Knight. -- Flint stone, a hard, siliceous stone; a flint. -- Flint wall, a kind of wall, common in England, on the fac…