"Northeast Corridor" meaning in English

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  "lang_code": "en",
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        "Amtrak's rail routes from Washington DC to Boston MA."
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        "(rail transport) Amtrak's rail routes from Washington DC to Boston MA."
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      "glosses": [
        "The populated areas located around the ground transportation routes between Washington DC and Boston MA in the northeastern United States, sometimes extended farther and wider."
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  "wikipedia": [
    "Northeast Corridor",
    "Northeast megalopolis"
  ],
  "word": "Northeast Corridor"
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  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
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      "categories": [
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      "glosses": [
        "Amtrak's rail routes from Washington DC to Boston MA."
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        "(rail transport) Amtrak's rail routes from Washington DC to Boston MA."
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    "Northeast Corridor",
    "Northeast megalopolis"
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