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To increase (the amount of gold or silver) by the arts of alchemy. [Obs.] Multiplying gear (Mach.), gear for increasing speed. -- Multiplying lens. (Opt.) See under Lens.

ty, there is none whose fragments are so beautiful as those of Sappho. Addison. Mutilated gear, Mutilated wheel (Mach.), a gear wheel from a portion of whose periphery the cogs are omitted. It is used for giving intermittent movements.

A compact group of pulleys, gears, springs, etc., working together or collectively. Nest egg, an egg left in the nest to prevent the hen from forsaking it, and to induce her to lay more in the same place; hence, figuratively, something laid up as the beginning of a fund or collection. Hudibras.

An instrument for marking or laying off the outlines of teeth of gear wheels.

A pole connecting the fore gear and hind gear of a spring carriage; a reach.

The distance from center to center of any two adjacent teeth of gearing, measured on the pitch line; -- called also circular pitch.

A star, as influencing the fate of a men. There's some ill planet reigns. Shak. Planet gear. (Mach.) See Epicyclic train, under Epicyclic. -- Planet wheel, a gear wheel which revolves around the wheel with which it meshes, in an epicyclic train.

Array; order; arrangement; dress. [Obs.] And spoiling all her gears and goodly ray. Spenser.

e; to cure; to heal; to repair; to redress; to correct; to counteract. I will remedy this gear ere long. Shak.

of motion; capable of being reversed. Reversing engine, a steam engine having a reversing gear by means of which it can be made to run in either direction at will. -- Reversing gear (Mach.), gear for reversing the direction of rotation at will.

To furnish with apparatus or gear; to fit with tackling.

vers by means of which it receives and communicates reciprocating motion, as in the valve gear of some steam engines; -- called also rocker, rocking shaft, and way shaft.

Old, condemned canvas, rope, etc., unfit for use except in chafing gear. [Written also rumbowline.]

king days. Simmonds. -- Running fire, a constant fire of musketry or cannon. -- Running gear, the wheels and axles of a vehicle, and their attachments, in distinction from the body; all the working parts of a locomotive or other machine, in distinction from the framework. -- Running hand, a style of rapid writing in…

inches diameter, driven by pedals connected to the rear (driving) wheel by a multiplying gear.

wood or stiff hide placed over shrouds and other rigging to prevent chafe by the running gear. Ham. Nav. Encyc.

ee under Dock. -- Screw engine, a marine engine for driving a screw propeller. -- Screw gear. See Spiral gear, under Spiral. -- Screw jack. Same as Jackscrew. -- Screw key, a wrench for turming a screw or nut; a spanner wrench. -- Screw machine. (a) One of a series of machines employed in the manufacture of wood s…

A segment gear.

n auxiliary motor, regulated by a hand lever, for quickly and easily moving the reversing gear of a large marine engine into any desired position indicated by that of the hand lever, which controls the valve of the motor.

Provided with a shroud or shrouds. Shrouded gear (Mach.), a cogwheel or pinion having flanges which form closed ends to the spaces between the teeth and thus strengthen the teeth by tying them together.