"metroo" meaning in Esperanto

{
  "etymology_templates": [
    {
      "args": {
        "1": "eo",
        "2": "fr",
        "3": "métro"
      },
      "expansion": "French métro",
      "name": "der"
    }
  ],
  "etymology_text": "From French métro. The extra o was added to differentiate from metro.",
  "forms": [
    {
      "form": "metroon",
      "tags": [
        "accusative",
        "singular"
      ]
    },
    {
      "form": "metrooj",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "metroojn",
      "tags": [
        "accusative",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "metroo (accusative singular metroon, plural metrooj, accusative plural metroojn)",
      "name": "eo-head"
    }
  ],
  "hyphenation": [
    "me‧tro‧o"
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Esperanto entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "eo",
          "name": "Rail transportation",
          "orig": "eo:Rail transportation",
          "parents": [
            "Transport",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "urban, above or below-ground electric train system; metro"
      ],
      "hyponyms": [
        {
          "word": "subterfervojo"
        },
        {
          "word": "subtervojo"
        },
        {
          "word": "subvojo"
        }
      ],
      "id": "en-metroo-eo-noun-EY2XWp62",
      "links": [
        [
          "metro",
          "metro"
        ]
      ],
      "synonyms": [
        {
          "word": "metropoliteno"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[meˈtroo]"
    },
    {
      "rhymes": "-oo"
    }
  ],
  "word": "metroo"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "eo",
        "2": "fr",
        "3": "métro"
      },
      "expansion": "French métro",
      "name": "der"
    }
  ],
  "etymology_text": "From French métro. The extra o was added to differentiate from metro.",
  "forms": [
    {
      "form": "metroon",
      "tags": [
        "accusative",
        "singular"
      ]
    },
    {
      "form": "metrooj",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "metroojn",
      "tags": [
        "accusative",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "metroo (accusative singular metroon, plural metrooj, accusative plural metroojn)",
      "name": "eo-head"
    }
  ],
  "hyphenation": [
    "me‧tro‧o"
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Esperanto entries with incorrect language header",
        "Esperanto lemmas",
        "Esperanto nouns",
        "Esperanto terms derived from French",
        "Esperanto terms with IPA pronunciation",
        "Esperanto terms with audio pronunciation",
        "Pages with 2 entries",
        "Pages with entries",
        "Rhymes:Esperanto/oo",
        "eo:Rail transportation"
      ],
      "glosses": [
        "urban, above or below-ground electric train system; metro"
      ],
      "hyponyms": [
        {
          "word": "subterfervojo"
        },
        {
          "word": "subtervojo"
        },
        {
          "word": "subvojo"
        }
      ],
      "links": [
        [
          "metro",
          "metro"
        ]
      ],
      "synonyms": [
        {
          "word": "metropoliteno"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[meˈtroo]"
    },
    {
      "rhymes": "-oo"
    }
  ],
  "word": "metroo"
}