"Sub-Carpathian Rus" meaning in English

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  "lang_code": "en",
  "pos": "name",
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        {
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          "name": "Historical and traditional regions",
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      "glosses": [
        "A historical region in Eastern Europe."
      ],
      "id": "en-Sub-Carpathian_Rus-en-name-vjdT~SJO",
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      "synonyms": [
        {
          "word": "Carpathian Ruthenia"
        },
        {
          "word": "Transcarpathian Ruthenia"
        },
        {
          "word": "Transcarpathian Ukraine"
        },
        {
          "word": "Transcarpathia"
        },
        {
          "word": "Rusinko"
        },
        {
          "word": "Hungarian Ruthenia"
        },
        {
          "word": "Subcarpathia"
        },
        {
          "word": "Subcarpathian Rus′"
        }
      ],
      "wikipedia": [
        "Sub-Carpathian Rus"
      ]
    }
  ],
  "word": "Sub-Carpathian Rus"
}

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  "lang_code": "en",
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  "synonyms": [
    {
      "word": "Carpathian Ruthenia"
    },
    {
      "word": "Transcarpathian Ruthenia"
    },
    {
      "word": "Transcarpathian Ukraine"
    },
    {
      "word": "Transcarpathia"
    },
    {
      "word": "Rusinko"
    },
    {
      "word": "Hungarian Ruthenia"
    },
    {
      "word": "Subcarpathia"
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      "word": "Subcarpathian Rus′"
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  "word": "Sub-Carpathian Rus"
}