(slang) A railway train that travels during the night.

An area along both sides of the Shaksgam River which is de facto administered by China as part of Kashgar prefecture, Xinjiang, but which was claimed by Pakistan until 1963, and which is claimed by India (as part of Ladakh).

A program or algorithm for ray tracing.

A city in British Columbia, Canada. / A city in Polk County, Minnesota, United States. / A census-designated place in Jackson County, Oregon, United States.

(railways) A train of passenger cars having the space between the end doors of adjacent cars enclosed, so as to allow the doors to be left open to provide for intercommunication between all the cars.

plural of trade dollar

(historical) A silver coin minted as a trade coin by various countries to facilitate trade with China and the Orient.

(architecture) A form of late German Gothic tracery in which the moulded bar seems to pass through itself in its convolutions, and is then cut off short, so that a section of the moulding is seen at the end of each similar stump.

plural of air traffic controller

(rail transport) A unit used in estimating railway running expenses, etc.: the total number of miles run by all the trains of a railroad, or system of railroads, as within a given time, or for a given expenditure.