Search the Dictionary

An extension of the deck of a vessel beyond the hull; esp., in side-wheel steam vessels, the framework of strong timbers, which curves out on each side beyond the paddle wheel, and protects it and the shaft against collision.

rail (Railroads), an additional rail, between the others, gripped by horizontal driving wheels on the locomotive, as a means of propulsion on steep gradients.

A rotating wheel, mounted in a ring or rings, for illustrating the dynamics of rotating bodies, the composition of rotations, etc. It was devised by Professor W. R. Johnson, in 1832, by whom it was called the rotascope.

A modification of the gyroscope, consisting essentially of a fly wheel fixed inside a rigid case to which is attached a thin flange of metal for supporting the instrument. It is used in studying the dynamics of rotating bodies.

A cart with wooden wheels, drawn by bullocks. [Bengal] Malcom.

A frame or barrow, without a wheel, carried by hand.

A light, low, two-wheeled covered carriage with the driver's seat elevated behind, the reins being passed over the top. He hailed a cruising hansom . . . " 'Tis the gondola of London," said Lothair. Beaconsfield.

ence, in a slow, difficult, or suffering manner; sorrowfully. And took off their chariot wheels, that they drave them heavily. Ex. xiv. 25. Why looks your grace so heavily to-day Shak.

The apparatus by which a ship is steered, comprising rudder, tiller, wheel, etc.; -- commonly used of the tiller or wheel alone.

here; -- said of steam, air, water, etc., and of steam, air, or hydraulic engines, water wheels, etc.

A screw cut on a solid whose sides are arcs of the periphery of a wheel into the teeth of which the screw is intended to work. It is named from the person who first used the form.

The hub of a wheel. See Hub. Washington.

Spur gearing having teeth slanting across the face of the wheel, sometimes slanting in opposite directions from the middle.

ontaining kerosene or coated with tar or other sticky substance, which may be mounted on wheels.

tance in a horizontal plane to which a gun will throw a projectile. -- Horizontal water wheel, a water wheel in which the axis is vertical, the buckets or floats revolving in a horizontal plane, as in most turbines.

per, a disease of cattle, affecting the internal substance of the horn. -- Horn drum, a wheel with long curved scoops, for raising water. -- Horn lead (Chem.), chloride of lead. -- Horn maker, a maker of cuckolds. [Obs.] Shak. -- Horn mercury. (Min.) Same as Horn quicksilver (below). -- Horn poppy (Bot.), a plant…

ited States, called a tramway. -- Horse run (Civil Engin.), a device for drawing loaded wheelbarrows up an inclined plane by horse power. -- Horse sense, strong common sense. [Colloq. U.S.] -- Horse soldier, a cavalryman. -- Horse sponge (Zoöl.), a large, coarse, commercial sponge (Spongia equina). -- Horse stinger…

pecially water, from a faucet, hydrant, or fire engine. Hose carriage, cart, or truck, a wheeled vehicle fitted for conveying hose for extinguishing fires. -- Hose company, a company of men appointed to bring and manage hose in the extinguishing of fires. [U.S.] -- Hose coupling, coupling with interlocking parts for u…

The central part, usually cylindrical, of a wheel; the nave. See Illust. of Axle box.

A low monotonous noise, as of bees in flight, of a swiftly revolving top, of a wheel, or the like; a drone; a buzz. The shard-borne beetle with his drowsy hums. Shak.