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Webster’s Dictionary (1828)



127 words match “LEVER”

SLAVERY n.
ized by lack of freedom of action or of will. The vulgar slaveries rich men submit to. C. Lever. There is a slavery that no legislation can abolish, -- the slavery of caste. G. W. Cable.
SMART a.
Accomplishing, or able to accomplish, results quickly; active; sharp; clever. [Colloq.]
SOLERT a.
Skillful; clever; crafty. [Obs.] Cudworth.
SPANISH a.
en roller, with a rope wound about it, into which a marline spike is thrust to serve as a lever.
SPANNER n.
An iron instrument having a jaw to fit a nut or the head of a bolt, and used as a lever to turn it with; a wrench; specifically, a wrench for unscrewing or tightening the couplings of hose.
STARTING a.
from Start, v. Starting bar (Steam Eng.), a hand lever for working the values in starting an engine. -- Starting hole, a loophole; evasion. [Obs.] -- Starting point, the point from which motion begins, or from which anything starts. -- Starting post, a post, stake, barrier, or place from which competitors in a race s…
STEELYARD n.
A form of balance in which the body to be weighed is suspended from the shorter arm of a lever, which turns on a fulcrum, and a counterpoise is caused to slide upon the longer arm to produce equilibrium, its place upon this arm (which is notched or graduated) indicating the weight; a Roman balance; -- very commonly use…
SUCCULA n.
A bare axis or cylinder with staves or levers in it to turn it round, but without any drum.
SWANKIE; SWANKY n.
An active and clever young fellow. [Scot.] Sir W. Scott.
TAMBOUR n.
A shallow metallic cup or drum, with a thin elastic membrane supporting a writing lever. Two or more of these are connected by an India rubber tube, and used to transmit and register the movements of the pulse or of any pulsating artery.
TANTIVY n.
A rapid, violent gallop; an impetulous rush. Cleverland.
TAPPET n.
A lever or projection moved by some other piece, as a cam, or intended to tap or touch something else, with a view to produce change or regulate motion. G. Francis. Tappet motion, a valve motion worked by tappets from a reciprocating part, without an eccentric or cam, -- used in steam pumps, etc.
TARGET n.
A conspicuous disk attached to a switch lever to show its position, or for use as a signal.
TELAUTOGRAPH n.
ng, pictures, maps, etc. In the transmitter the motions of the pencil are communicated by levers to two rotary shafts, by which variations in current are produced in two separate circuits. In the receiver these variations are utilized by electromagnetic devices and levers to move a pen as the pencil moves. --Tel`au*tog…
THROTTLE n.
The throttle valve. Throttle lever (Steam Engine), the hand lever by which a throttle valve is moved, especially in a locomotive. -- Throttle valve (Steam Engine), a valve moved by hand or by a governor for regulating the supply of steam to the steam chest. In one form it consists of a disk turning on a transverse axi…
THUMB n.
, used by washerwomen to blue linen, and the like. -- Thumb latch, a door latch having a lever formed to be pressed by the thumb. -- Thumb mark. (a) The mark left by the impression of a thumb, as on the leaves of a book. Longfellow. (b) The dark spot over each foot in finely bred black and tan terriers. -- Thumb nut…
TILLER n.
A lever of wood or metal fitted to the rudder head and used for turning side to side in steering. In small boats hand power is used; in large vessels, the tiller is moved by means of mechanical appliances. See Illust. of Rudder. Cf. 2d Helm, 1.
TORSION n.
which the forces act. -- Torsion scale, a scale for weighing in which the fulcra of the levers or beams are strained wires or strips acting by torsion.
TREBUCHET; TREBUCKET n.
throwing stones, etc. It acted by means of a great weight fastened to the short arm of a lever, which, being let fall, raised the end of the long arm with great velocity, hurling stones with much force.
TRIGGER n.
A piece, as a lever, which is connected with a catch or detent as a means of releasing it; especially (Firearms), the part of a lock which is moved by the finger to release the cock and discharge the piece. Trigger fish (Zoöl.), a large plectognath fish (Balistes Carolinensis or B. capriscus) common on the southern coa…
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