Railroad (noun)

1. A permanent road consisting of rails fixed to sleepers for the running of railway vehicles.
2. A railway, especially a system of tracks and associated structures for the running of trains.

Origin:

Mid 19th century: originally us, from rail + road.

Examples:

1. The first transcontinental railroad was completed in the late 19th century.
2. Many people lost their jobs when the local railroad closed.
3. The railroad company was accused of neglecting safety measures.
4. The new railroad line was expected to bring economic benefits to the region.
5. The passenger train was delayed by a problem with the railroad tracks.