English noun: metro | |||
1. | metro (artifact) an electric railway operating below the surface of the ground (usually in a city) | ||
Samples | In Paris the subway system is called the `metro' and in London it is called the `tube' or the `underground'. | ||
Synonyms | subway, subway system, tube, underground | ||
Broader (hypernym) | railroad, railroad line, railway, railway line, railway system | ||