"megacity" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "mega",
        "3": "city"
      },
      "expansion": "mega- + city",
      "name": "prefix"
    }
  ],
  "etymology_text": "From mega- + city.",
  "forms": [
    {
      "form": "megacities",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "megacity (plural megacities)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms prefixed with mega-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant script codes",
          "parents": [
            "Terms with redundant script codes",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Arabic translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with French translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Japanese translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Persian translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Thai translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Turkish translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Urban studies",
          "orig": "en:Urban studies",
          "parents": [
            "Applied sciences",
            "Social sciences",
            "Sciences",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2011 July 30, “Cholera and the super-loo”, in The Economist:",
          "text": "Why, for instance, do water users in a megacity like Lagos not pay an extra charge to get cesspits pumped out?",
          "type": "quote"
        }
      ],
      "glosses": [
        "A very large city; a megalopolis."
      ],
      "id": "en-megacity-en-noun-z6a1It-a",
      "links": [
        [
          "city",
          "city"
        ],
        [
          "megalopolis",
          "megalopolis"
        ]
      ],
      "translations": [
        {
          "code": "ar",
          "lang": "Arabic",
          "sense": "very large city",
          "word": "مدينة كبيرة"
        },
        {
          "code": "fr",
          "lang": "French",
          "sense": "very large city",
          "tags": [
            "feminine"
          ],
          "word": "mégacité"
        },
        {
          "alt": "きょだいとし",
          "code": "ja",
          "lang": "Japanese",
          "roman": "kyodaitoshi",
          "sense": "very large city",
          "word": "巨大都市"
        },
        {
          "code": "fa",
          "lang": "Persian",
          "sense": "very large city",
          "word": "بزرگشهر"
        },
        {
          "code": "th",
          "lang": "Thai",
          "sense": "very large city",
          "word": "เมกะซิตี"
        },
        {
          "code": "tr",
          "lang": "Turkish",
          "sense": "very large city",
          "word": "megakent"
        }
      ],
      "wikipedia": [
        "megacity"
      ]
    }
  ],
  "word": "megacity"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "mega",
        "3": "city"
      },
      "expansion": "mega- + city",
      "name": "prefix"
    }
  ],
  "etymology_text": "From mega- + city.",
  "forms": [
    {
      "form": "megacities",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "megacity (plural megacities)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms prefixed with mega-",
        "English terms with quotations",
        "Entries with translation boxes",
        "Japanese terms with redundant script codes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Arabic translations",
        "Terms with French translations",
        "Terms with Japanese translations",
        "Terms with Persian translations",
        "Terms with Thai translations",
        "Terms with Turkish translations",
        "en:Urban studies"
      ],
      "examples": [
        {
          "ref": "2011 July 30, “Cholera and the super-loo”, in The Economist:",
          "text": "Why, for instance, do water users in a megacity like Lagos not pay an extra charge to get cesspits pumped out?",
          "type": "quote"
        }
      ],
      "glosses": [
        "A very large city; a megalopolis."
      ],
      "links": [
        [
          "city",
          "city"
        ],
        [
          "megalopolis",
          "megalopolis"
        ]
      ],
      "wikipedia": [
        "megacity"
      ]
    }
  ],
  "translations": [
    {
      "code": "ar",
      "lang": "Arabic",
      "sense": "very large city",
      "word": "مدينة كبيرة"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "very large city",
      "tags": [
        "feminine"
      ],
      "word": "mégacité"
    },
    {
      "alt": "きょだいとし",
      "code": "ja",
      "lang": "Japanese",
      "roman": "kyodaitoshi",
      "sense": "very large city",
      "word": "巨大都市"
    },
    {
      "code": "fa",
      "lang": "Persian",
      "sense": "very large city",
      "word": "بزرگشهر"
    },
    {
      "code": "th",
      "lang": "Thai",
      "sense": "very large city",
      "word": "เมกะซิตี"
    },
    {
      "code": "tr",
      "lang": "Turkish",
      "sense": "very large city",
      "word": "megakent"
    }
  ],
  "word": "megacity"
}