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A slide valve. Slide box (Steam Engine), a steam chest. See under Steam. -- Slide lathe, an engine lathe. See under Lathe. -- Slide rail, a transfer table. See under Transfer. -- Slide rest (Turning lathes), a contrivance for holding, moving, and guiding, the cutting tool, made to slide on ways or guides by screws o…

To render slow; to slacken the speed of; to retard; to delay; as, to slow a steamer. Shak.

See Slime, 4. Sludge hole, the hand-hole, or manhole, in a steam boiler, by means of which sediment can be removed.

e lead and lime, with which the bright parts of machines, such as the connecting rods of steamboats, are painted to be preserved from oxidation.

g as a chimney, as the pipe which carries off the smoke of a locomotive, the funnel of a steam vessel, etc.

One of the secondary branches of an antler. Snag boat, a steamboat fitted with apparatus for removing snags and other obstructions in navigable streams. [U.S.] -- Snag tooth. Same as Snag, 2. How thy snag teeth stand orderly, Like stakes which strut by the water side. J. Cotgrave.

ing valve, a small valve opening into the atmosphere from the cylinder or condenser of a steam engine, to allow the escape of air when the piston makes a stroke; -- so called from the noise made by its action.

which the energy of solar heat is used to produce motion, as in evaporating water for a steam engine, or expanding air for an air engine. -- Solar flowers (Bot.), flowers which open and shut daily at certain hours. -- Solar lamp, an argand lamp. -- Solar microscope, a microscope consisting essentially, first, of a…

A bedplate; as, the soleplate of a steam engine.

A volcanic area or vent which yields only sulphur vapors, steam, and the like. It represents the stages of the volcanic activity.

A contrivance in some of the ealier steam engines for moving the valves for the alternate admission and shutting off of the steam.

ell (Zoöl.), any pteropod of the genus Styliola having a slender conical shell. -- Spike team, three horses, or a horse and a yoke of oxen, harnessed together, a horse leading the oxen or the span. [U.S.]

One of the triangular platforms in front of, and abaft, the paddle boxes of a steamboat.

An instrument for applying such a spray; an atomizer. Spray condenser (Steam Engine) an injection condenser in which the steam is condensed by a spray of water which mingles with it.

To throw out anything, as little jets of steam, with a noise like that made by one sputtering. Like the green wood . . . sputtering in the flame. Dryden.

affords a conduit for smoke; as, the brick smokestack of a factory; the smokestack of a steam vessel. (Computer programming)

That stagnates; not flowing; not running in a current or steam; motionless; hence, impure or foul from want of motion; as, a stagnant lake or pond; stagnant blood in the veins.

A kind of heavy hammer, or pestle, raised by water or steam power, for beating ores to powder; anything like a pestle, used for pounding or bathing.

evation to enable the water to flow into the boiler, notwithstanding the pressure of the steam. Knight.

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…