Noun
public transport provided by a line of railway cars coupled together and drawn by a locomotive
Source: WordNetexpress trains don't stop at Princeton Junction Source: Internet
Another practical use is utilizing gravitational potential energy to descend (perhaps coast) downhill in transportation such as the descent of an automobile, truck, railroad train, bicycle, airplane, or fluid in a pipeline. Source: Internet
Inclined planes are widely used to move heavy loads over vertical obstacles; examples vary from a ramp used to load goods into a truck, to a person walking up a pedestrian ramp, to an automobile or railroad train climbing a grade. Source: Internet