"東亞" meaning in Korean

{
  "forms": [
    {
      "form": "Dong'a",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "동아",
      "tags": [
        "hangeul"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "hj",
        "hangeul": "동아"
      },
      "expansion": "東亞 • (Dong'a) (hangeul 동아)",
      "name": "ko-proper noun"
    }
  ],
  "lang": "Korean",
  "lang_code": "ko",
  "pos": "name",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "East Asia (a region of Asia)",
          "word": "동아"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Korean entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Korean terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Korean terms with redundant script codes",
          "parents": [
            "Terms with redundant script codes",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "ko",
          "name": "Regions of Asia",
          "orig": "ko:Regions of Asia",
          "parents": [
            "Regions",
            "Places",
            "Asia",
            "Political subdivisions",
            "Names",
            "Earth",
            "Eurasia",
            "Polities",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Nature",
            "Fundamental",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Hanja form of 동아. : East Asia (a region of Asia)"
      ],
      "id": "en-東亞-ko-name-KNJKDMuE",
      "links": [
        [
          "Hanja",
          "hanja#English"
        ],
        [
          "동아",
          "동아#Korean"
        ],
        [
          "East Asia",
          "East Asia#English"
        ],
        [
          "Asia",
          "Asia#English"
        ]
      ],
      "tags": [
        "alt-of",
        "hanja"
      ]
    }
  ],
  "word": "東亞"
}

{
  "forms": [
    {
      "form": "Dong'a",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "동아",
      "tags": [
        "hangeul"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "hj",
        "hangeul": "동아"
      },
      "expansion": "東亞 • (Dong'a) (hangeul 동아)",
      "name": "ko-proper noun"
    }
  ],
  "lang": "Korean",
  "lang_code": "ko",
  "pos": "name",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "East Asia (a region of Asia)",
          "word": "동아"
        }
      ],
      "categories": [
        "Korean entries with incorrect language header",
        "Korean lemmas",
        "Korean proper nouns",
        "Korean proper nouns in Han script",
        "Korean terms with non-redundant non-automated sortkeys",
        "Korean terms with redundant script codes",
        "ko:Regions of Asia"
      ],
      "glosses": [
        "Hanja form of 동아. : East Asia (a region of Asia)"
      ],
      "links": [
        [
          "Hanja",
          "hanja#English"
        ],
        [
          "동아",
          "동아#Korean"
        ],
        [
          "East Asia",
          "East Asia#English"
        ],
        [
          "Asia",
          "Asia#English"
        ]
      ],
      "tags": [
        "alt-of",
        "hanja"
      ]
    }
  ],
  "word": "東亞"
}