Subway vs. Metro

Subwaynoun

An underground railway, especially for mass transit of people in urban areas. Rail transportation

Metronoun

An underground railway.

Subwaynoun

A train that runs on such an underground railway.

Metronoun

A train that runs on such an underground railway.

Subwaynoun

(US) A rapid transit system, regardless of the elevation of its right of way.

Metronoun

An urban rapid transit light railway

Subwaynoun

(British) An underground walkway, tunnel for pedestrians (called pedestrian underpass in US).

Metronoun

A train that runs on such a railway.

Subwaynoun

An underground route for pipes, sewers, etc.

Metronoun

a metropolitan area

Subwayverb

To travel by underground railway.

Metroadjective

metropolitan

Subwaynoun

An underground way or gallery; especially, a passage under a street, in which water mains, gas mains, telegraph wires, etc., are conducted.

Metronoun

electric underground railway

Subwaynoun

An underground railroad, usually having trains powered by electricity provided by an electric line running through the underground tunnel. It is usually confined to the center portion of cities; - called also tube, and in Britain, underground. In certain other countries (as in France or Russia) it is called the metro.

Subwaynoun

electric underground railway

Subwaynoun

an underground tunnel or passage enabling pedestrians to cross a road or railway