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carrying a traveler and lifting crab, the whole supported by a carriage mounted on track rails. It is used esp. for setting heavy masonry blocks for piers, breakwaters, etc.

A unit of measurement of the freight transportation performed by a railroad during a given period, usually a year, the total of which consists of the sum of the products obtained by multiplying the aggregate weight of each shipment in tons during the given period by the number of miles for which it is carried.…

Ton miles collectively; esp., the total ton miles performed by a railroad in a given period.

A top railing supported by stanchions and equipped with netting.

A kind of detonating cartridge or shell placed on a rail, and exploded when crushed under the locomotive wheels, -- used as an alarm signal.

A stroke; as, a touch of raillery; a satiric touch; hence, animadversion; censure; reproof. I never bare any touch of conscience with greater regret. Eikon Basilike.

The permanent way; the rails.

The adhesive friction of a wheel on a rail, a rope on a pulley, or the like. Knight. Angle of traction (Mech.), the angle made with a given plane by the line of direction in which a tractive force acts. -- Traction engine, a locomotive for drawing vehicles on highways or in the fields.

A track; a trail; a way; a path; also, passage; travel; resort. [Obs.] A postern with a blind wicket there was, A common trade to pass through Priam's house. Surrey. Hath tracted forth some salvage beastes trade. Spenser. Or, I'll be buried in the king's highway, Some way of common trade, where subjects' feet May hourl…

The business done upon a railway, steamboat line, etc., with reference to the number of passengers or the amount of freight carried. Traffic return, a periodical statement of the receipts for goods and passengers, as on a railway line. -- Traffic taker, a computer of the returns of traffic on a railway, steamboat line…

Any unit of the total obtained by adding the passenger miles and ton miles in a railroad's transportation for a given period; -- a term and practice of restricted or erroneous usage.

To draw along; to trail; to drag. In hollow cube Training his devilish enginery. Milton.

An official who gives the orders on a railroad as to the running of trains and their right of way.

A four-wheeled truck running on rails, and used in a mine, as for carrying coal or ore.

A railway laid in the streets of a town or city, on which cars for passengers or for freight are drawn by horses; a horse railroad.

Extending or going across a continent; as, a transcontinental railroad or journey.

tsmen, engravers, lithographers, etc., for transferring impressions. -- Transfer table. (Railroad) Same as Traverse table. See under Traverse.

ery quarter of a degree of angle, and for lengths of the hypothenuse, from 1 to 100. (b) (Railroad) A platform with one or more tracks, and arranged to move laterally on wheels, for shifting cars, etc., from one line of track to another.

A primitive vehicle, common among the North American Indians, usually two trailing poles serving as shafts and bearing a platform or net for a load.

A fishing vessel which trails a net behind it.