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A sheave or small wheel in a pulley.

A drag, or sliding piece of wood or iron, placed under the wheel of a loaded vehicle, to retard its motion in going down a hill.

piece or part) firmly around (another) by natural contraction in cooling, as a tire on a wheel, or a hoop upon a cannon, which is made slightly smaller than the part it is to fit, and expanded by heat till it can be slipped into place.

One of the two annular plates at the periphery of a water wheel, which form the sides of the buckets; a shroud plate. Bowsprit shrouds (Naut.), ropes extending from the head of the bowsprit to the sides of the vessel. -- Futtock shrouds (Naut.), iron rods connecting the topmast rigging with the lower rigging, passing…

Provided with a shroud or shrouds. Shrouded gear (Mach.), a cogwheel or pinion having flanges which form closed ends to the spaces between the teeth and thus strengthen the teeth by tying them together.

A shoe or clog, as of iron, attached to a chain, and placed under the wheel of a wagon to prevent its turning when descending a steep hill; a drag; a skidpan; also, by extension, a hook attached to a chain, and used for the same purpose.

A basket on wheels, used in cotton factories.

A strong vehicle with low runners or low wheels; or one without wheels or runners, made of plank slightly turned up at one end, used for transporting loads upon the snow, ice, or bare ground; a sled.

A long bushing or thimble, as in the nave of a wheel.

The motion of the center of resistance of the float of a paddle wheel, or the blade of an oar, through the water horozontally, or the difference between a vessel's actual speed and the speed which she would have if the propelling instrument acted upon a solid; also, the velocity, relatively to still water, of the backw…

A kind of brake or shoe for a wagon wheel.

A contrivance for turning a spit by means of a fly or wheel moved by the current of ascending air in a chimney.

American railroads. It was sometimes so bent by the passage of a train as to slip over a wheel and pierce the bottom of a car.

back, and ends; - - much used as a comfortable piece of furniture. Let fall the curtains, wheel the sofa round. Cowper. Sofa bed, a sofa so contrived that it may be extended to form a bed; -- called also sofa bedstead.

The plate forming the back of a waterwheel bucket.

tree (Owenia venosa); also, the tree itself, which furnished a hard reddish wood used by wheelwrights.

gang relieving another; as, a spellat the pumps; a spell at the masthead. A spell at the wheel isc called a trick. Ham. Nav. Encyc.

nected by crosspieces; as, a casting forming the hub and spokes to which the rim of a fly wheel or large gear is bolted; the body of a piston head; a frame for strengthening a core or mold for a casting, etc. Spider ant. (Zoöl.) Same as Solitary ant, under Solitary. -- Spider crab (Zoöl.), any one of numerous species…

nts; furnished or armed with spikes. Or by the spiky harrow cleared away. Dyer. The spiky wheels through heaps of carnage tore. Pope.

locity of rotation about some specified axis. go for a spin take a spin, take a trip in a wheeled vehicle, usu. an automobile.