What is the meaning of subway system?

noun

  • An electric railway operating below the surface of the ground (usually in a city. )
    • usage: "in Paris the subway system is called the `metro' and in London it is called the `tube' or the `underground'"
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). subway system. Retrieved September 21, 2026, from http://smartdefine.org/subway_system/definitions/1313900
ChicagoWordNet. 2010. "subway system" http://smartdefine.org/subway_system/definitions/1313900 (accessed September 21, 2026).
HarvardWordNet 2010, subway system, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/subway_system/definitions/1313900>.
MLAWordNet. "subway system" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/subway_system/definitions/1313900>