"古代ローマ" meaning in Japanese

{
  "forms": [
    {
      "form": "古代ローマ",
      "ruby": [
        [
          "古",
          "こ"
        ],
        [
          "代",
          "だい"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "Kodai Rōma",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "proper",
        "2": "こだい ローマ"
      },
      "expansion": "古(こ)代(だい)ローマ • (Kodai Rōma)",
      "name": "ja-pos"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Ancient Rome"
      ],
      "id": "en-古代ローマ-ja-name-g7R7qawn",
      "links": [
        [
          "Ancient Rome",
          "Ancient Rome"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ko̞da̠i ɾo̞ːma̠]"
    }
  ],
  "word": "古代ローマ"
}

{
  "forms": [
    {
      "form": "古代ローマ",
      "ruby": [
        [
          "古",
          "こ"
        ],
        [
          "代",
          "だい"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "Kodai Rōma",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "proper",
        "2": "こだい ローマ"
      },
      "expansion": "古(こ)代(だい)ローマ • (Kodai Rōma)",
      "name": "ja-pos"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant wikilinks",
        "Japanese proper nouns",
        "Japanese terms spelled with second grade kanji",
        "Japanese terms spelled with third grade kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with redundant sortkeys",
        "Japanese terms written with two Han script characters"
      ],
      "glosses": [
        "Ancient Rome"
      ],
      "links": [
        [
          "Ancient Rome",
          "Ancient Rome"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ko̞da̠i ɾo̞ːma̠]"
    }
  ],
  "word": "古代ローマ"
}