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ting 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.

n 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.

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.

h 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.

levation 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…

inary circumstances does not leave the lungs in respiration. -- Stationary engine. (a) A steam engine thet is permanently placed, in distinction from a portable engine, locomotive, marine engine, etc. Specifically: (b) A factory engine, in distinction from a blowing, pumping, or other kind of engine which is also perm…

To fasten or secure with stays; as, to stay a flat sheet in a steam boiler.

ou now must steal, and take no leave. Shak. A soft and solemn breathing sound Rose like a steam of rich, distilled perfumes, And stole upon the air. Milton.

so, a horse trained to run in a steeple chase. -- Steeple engine, a vertical back-acting steam engine having the cylinder beneath the crosshead. -- Steeple house, a church. [Obs.] Jer. Taylor.

d with seats for passengers. -- Stern wheel, a paddle wheel attached to the stern of the steamboat which it propels.stern wheeler.

Having a paddle wheel at the stern; as, a stern-wheel steamer.

A steamboat having a stern wheel instead of side wheels. [Colloq. U.S.]