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One that commingles; specif., a device for noiseless heating of water by steam, in a vessel filled with a porous mass, as of pebbles.

combined according to regular laws of composition. -- Compound engine (Mech.), a form of steam engine in which the steam that has been used in a high-pressure cylinder is made to do further service in a larger low-pressure cylinder, sometimes in several larger cylinders, successively. -- Compound ether. (Chem.) See u…

ase of pressure, etc., to another and denser form, as gas to the condition of a liquid or steam to water.

other and denser form, as by cold or pressure; as, to condense gas into a liquid form, or steam into water. Condensed milk, milk reduced to the consistence of very thick cream by evaporation (usually with addition of sugar) for preservation and transportation. -- Condensing engine, a steam engine in which the steam is…

An apparatus, separate from the cylinder, in which the exhaust steam is condensed by the action of cold water or air. See Illust. of Steam engine. Achromatic condenser (Optics), an achromatic lens used as a condenser. -- Bull's-eye condenser, or Bull's-eye (Optics), a lens of short focal distance used for concentratin…

A small steam which flows into a large one.

sp. a rod connecting a crank wrist with a beam, crosshead, piston rod, or piston, as in a steam engine.

object, you annihilate the consciousness of the operation. Sir W. Hamilton. And, when the steam Which overflowed the soul had passed away, A consciousness remained that it had left. . . . images and precious thoughts That shall not die, and can not be destroyed. Wordsworth. The consciousness of wrong brought with it th…

n Cornwall and elsewhere, and for water works. A heavy pump rod or plunger, raised by the steam, forces up the water by its weight, in descending.

to commit burglary. [Slang] -- To crack on, to put on; as, to crack on more sail, or more steam. [Colloq.]

id crosspiece running between parallel slides, which receives motion from the piston of a steam engine and imparts it to the connecting rod, which is hinged to the crosshead.

s springing from the rim. -- Crown bar, one of the bars which support the crown sheet of steam-boiler furnace. -- Crown glass. See under Glass. -- Crown imperial. (Bot.) See in the Vocabulary. -- Crown jewels, the jewels appertaining to the sovereign while wearing the crown. [Eng.] "She pawned and set to sale the c…

a mass of steam in the end of the cylinder of a steam engine to receive the impact of the piston;

yrdom." Addison. (c) To interrupt; as, to cut off communication; to cut off (the flow of) steam from (the boiler to) a steam engine. (d) To intercept; as,, to cut off an enemy's retreat.

The valve gearing or mechanism by which steam is cut off from entering the cylinder of a steam engine after a definite point in a stroke, so as to allow the remainder of the stroke to be made by the expansive force of the steam already let in. See Expansion gear, under Expansion.

A small armed vessel, usually a steamer, in the revenue marine service; -- also called revenue cutter.

A machine for measuring at any moment velocity of rotation, as of a wheel of a steam engine. Knight.

The chamber of a steam engine in which the piston is moved by the force of steam.

r little man. Milton. The dapper ditties that I wont devise. Spenser. Sharp-nosed, dapper steam yachts. Julian Hawthorne.

A screen at the bow af a steam launch to keep off the spray; -- called also sprayboard.