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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.

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

d 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.

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 cr…

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

rdom." 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.

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.

A pneumatic or hydraulic cushion for a falling weight, as in the valve gear of a steam engine, to prevent shock.

Disembarkation. The debarkation, therefore, had to take place by small steamers. U. S. Grant.

o it; a mechanical drawing, as distinguished from an artistical one. Indicator diagram. (Steam Engine) See Indicator card, under indicator

daunt mine ears Shak. He knew the battle's din afar. Sir W. Scott. The dust and din and steam of town. Tennyson.

as one part upon another, without the intervention of other working parts. Direct-acting steam engine, one in which motion is transmitted to the crank without the intervention of a beam or lever; -- also called direct-action steam engine. -- Direct-acting steam pump, one in which the steam piston rod is directly conne…

In owls, the space around the eyes. Disk engine, a form of rotary steam engine. -- Disk shell (Zoöl.), any species of Discina.

olvent. Piston displacement (Mech.), the volume of the space swept through, or weight of steam, water, etc., displaced, in a given time, by the piston of a steam engine or pump.

istillation of illuminating gas and coal, of alcohol from sour mash, or of boric acid in steam.