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he guidance of others. -- Leading wheel, a wheel situated before the driving wheels of a locomotive engine.

of the engine can be reversed, or the cut-off varied, at will; -- used very generally in locomotives and marine engines.

Like a medusa; having the fundamental structure of a medusa, but without a locomotive disk; -- said of the sessile gonophores of hydroids. -- n.

An instrument attached to a locomotive for recording its speed and the number and duration of its stops.

A heavy locomotive for freight traffic, having three pairs of connected driving wheels and a two-wheeled truck. Great, or Grand, Mogul, the sovereign of the empire founded in Hindostan by the Mongols under Baber in the sixteenth century. Hence, a very important personage; a lord; -- sometimes only mogul. Dryden.…

An automobile, locomobile, or locomotive designed to run and be steered on a street or roadway; esp., an automobile specially designed for passengers.

A crustacean larva having three pairs of locomotive organs (corresponding to the antennules, antennæ, and mandibles), a median eye, and little or no segmentation of the body.

escending of two or more parts at fixed intervals, as thirds or sixths. -- Parallel rod (Locomotive Eng.), a metal rod that connects the crank pins of two or more driving wheels; -- called also couping rod, in distinction from the connecting rod. See Illust. of Locomotive, in App. -- Parallel ruler, an instrument for…

overnment by women, whether in politics or domestic affairs. [Colloq.] -- Petticoat pipe (Locomotives), a short, flaring pipe surrounding the blast nozzle in the smoke box, to equalize the draft.

The cowcatcher of a locomotive. [U.S.] Pilot balloon, a small balloon sent up in advance of a large one, to show the direction and force of the wind. -- Pilot bird. (Zoöl.) (a) A bird found near the Caribbee Islands; - - so called because its presence indicates to mariners their approach to these islands. Crabb. (b) T…

Having thin, flat, leaflike locomotive organs.

haise, a light, low chaise, drawn by a pony or a pair of ponies. -- Pony engine, a small locomotive for switching cars from one track to another. [U.S.] -- Pony truck (Locomotive Engine), a truck which has only two wheels. -- Pony truss (Bridge Building), a truss which has so little height that overhead bracing can n…

At right angles, as the cranks of a locomotive, which are in planes forming a right angle with each other.

oads), a toothed rack, laid as a rail, to afford a hold for teeth on the driving wheel of locomotive for climbing steep gradients, as in ascending a mountain. -- Rack saw, a saw having wide teeth. -- Rack stick, the stick used in a rack lashing. -- To be on the rack, to suffer torture, physical or mental. -- To liv…

ded. Rail fence. See under Fence. -- Rail guard. (a) A device attached to the front of a locomotive on each side for clearing the rail obstructions. (b) A guard rail. See under Guard. -- Rail joint (Railroad), a splice connecting the adjacent ends of rails, in distinction from a chair, which is merely a seat. The two…

steam engine. (c) A valve for controlling the admission of steam to the steam chest, in a locomotive.

ess with a roller, used in copperplate printing. -- Rolling stock, or Rolling plant, the locomotives and vehicles of a railway. -- Rolling tackle (Naut.), tackle used to steady the yards when the ship rolls heavily. R. H. Dana, Jr.

A house for locomotive engines, built circularly around a turntable.

is raised or lowered. -- Running board, a narrow platform extending along the side of a locomotive. -- Running bowsprit (Naut.) Same as Reefing bowsprit. -- Running days (Com.), the consecutive days occupied on a voyage under working days. Simmonds. -- Running fire, a constant fire of musketry or cannon. -- Runni…

box with a perforated top or cover, for sprinkling paper with sand. (b) A box carried on locomotives, from which sand runs on the rails in front of the driving wheel, to prevent slipping. -- Sand-box tree (Bot.), a tropical American tree (Hura crepitans). Its fruit is a depressed many-celled woody capsule which, when…