Metro
Definition 1 of 2

Public transport usage
Understanding how to navigate urban transportation systems is essential.

Many cities have maps available for their metro systems.
Cultural connotation
In many cultures, taking the metro is seen as a rite of passage for newcomers.

City dwellers often rely on the metro for daily commutes.
Language context
The term 'metro' may carry different interpretations in different countries.

In American English, it’s often synonymous with 'subway'.
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subwaytraintram
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