Lever

Definition of Lever

Lev´er   Pronunciation: lē´vẽr or lĕv´ẽr; 277
a.1.More agreeable; more pleasing.
To be lever than
See Had as lief, under Had.
adv.1.Rather.
For lever had I die than see his deadly face.
- Spenser.
n.1.(Mech.) A rigid piece which is capable of turning about one point, or axis (the fulcrum), and in which are two or more other points where forces are applied; - used for transmitting and modifying force and motion. Specif., a bar of metal, wood, or other rigid substance, used to exert a pressure, or sustain a weight, at one point of its length, by receiving a force or power at a second, and turning at a third on a fixed point called a fulcrum. It is usually named as the first of the six mechanical powers, and is of three kinds, according as either the fulcrum F, the weight W, or the power P, respectively, is situated between the other two, as in the figures.
2.(Mach.) A bar, as a capstan bar, applied to a rotatory piece to turn it.
Compound lever
a machine consisting of two or more levers acting upon each other.
Lever escapement
See Escapement.
Lever jack
See Jack, n., 5.
Lever watch
a watch having a vibrating lever to connect the action of the escape wheel with that of the balance.
Universal lever
a machine formed by a combination of a lever with the wheel and axle, in such a manner as to convert the reciprocating motion of the lever into a continued rectilinear motion of some body to which the power is applied.

Related Words

Charlie McCarthy, agent, ancilla, appliance, bar, beam, boom, cant hook, claw bar, contrivance, crab, crane, crank, creature, crow, crowbar, derrick, device, dummy, dupe, erector, forklift, gantry crane, get a foothold, get leverage, go-between, handmaid, handmaiden, handspike, hoist, hydraulic tailgate, implement, instrument, interagent, intermediary, intermediate, intermedium, iron crow, jack, jackscrew, jimmy, lift, lifter, limb, marlinespike, mechanism, mediator, medium, midwife, minion, organ, outrigger, pawn, peavey, pedal, pinch bar, plaything, prize, pry, puppet, ripping bar, servant, slave, spar, stooge, tackle, tool, toy, treadle, vehicle, wedge, windlass, wrecking bar
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Levation
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Levee en masse
Leveful
Level
Level line
Level of the sea
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levelheaded
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Leverage of a couple
Leverage of a force
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