metro
US /ˈmet.roʊ/
UK /ˈmet.roʊ/

1.
metro
an underground railway system in a city, especially one in Europe or Asia
:
•
Take the metro to the city center.
Jedź metrem do centrum miasta.
•
The Paris Metro is one of the oldest in the world.
Paryskie metro jest jednym z najstarszych na świecie.