"megapolis" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "mega",
        "3": "polis",
        "t1": "great",
        "t2": "city"
      },
      "expansion": "mega- (“great”) + -polis (“city”)",
      "name": "confix"
    },
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "μέγας",
        "4": "",
        "5": "large"
      },
      "expansion": "Ancient Greek μέγας (mégas, “large”)",
      "name": "der"
    }
  ],
  "etymology_text": "From mega- (“great”) + -polis (“city”), from Ancient Greek μέγας (mégas, “large”) + πόλις (pólis, “city”).",
  "forms": [
    {
      "form": "megapolises",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "megapoleis",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "+",
        "2": "megapoleis"
      },
      "expansion": "megapolis (plural megapolises or megapoleis)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms prefixed with mega-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -polis",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
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          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "megapolitan"
        }
      ],
      "glosses": [
        "A very large city or urban complex; a metropolis."
      ],
      "id": "en-megapolis-en-noun-2CgAgODP",
      "links": [
        [
          "city",
          "city"
        ],
        [
          "metropolis",
          "metropolis"
        ]
      ],
      "related": [
        {
          "word": "acropolis"
        },
        {
          "word": "ecumenopolis"
        },
        {
          "word": "megalopolis"
        },
        {
          "word": "metropolis"
        },
        {
          "word": "polis"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/məˈɡæp.ə.lɪs/"
    }
  ],
  "word": "megapolis"
}

{
  "derived": [
    {
      "word": "megapolitan"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "mega",
        "3": "polis",
        "t1": "great",
        "t2": "city"
      },
      "expansion": "mega- (“great”) + -polis (“city”)",
      "name": "confix"
    },
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "μέγας",
        "4": "",
        "5": "large"
      },
      "expansion": "Ancient Greek μέγας (mégas, “large”)",
      "name": "der"
    }
  ],
  "etymology_text": "From mega- (“great”) + -polis (“city”), from Ancient Greek μέγας (mégas, “large”) + πόλις (pólis, “city”).",
  "forms": [
    {
      "form": "megapolises",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "megapoleis",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "+",
        "2": "megapoleis"
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      "expansion": "megapolis (plural megapolises or megapoleis)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "acropolis"
    },
    {
      "word": "ecumenopolis"
    },
    {
      "word": "megalopolis"
    },
    {
      "word": "metropolis"
    },
    {
      "word": "polis"
    }
  ],
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        "English entries with incorrect language header",
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        "English terms derived from Ancient Greek",
        "English terms prefixed with mega-",
        "English terms suffixed with -polis",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "A very large city or urban complex; a metropolis."
      ],
      "links": [
        [
          "city",
          "city"
        ],
        [
          "metropolis",
          "metropolis"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/məˈɡæp.ə.lɪs/"
    }
  ],
  "word": "megapolis"
}