"count palatine" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "ML.",
        "3": "comes palātīnus"
      },
      "expansion": "Calque of Medieval Latin comes palātīnus",
      "name": "cal"
    }
  ],
  "etymology_text": "Calque of Medieval Latin comes palātīnus.",
  "forms": [
    {
      "form": "counts palatine",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "counts palatine"
      },
      "expansion": "count palatine (plural counts palatine)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "The ruler of a county palatine."
      ],
      "id": "en-count_palatine-en-noun-oraiqzE0",
      "links": [
        [
          "ruler",
          "ruler"
        ],
        [
          "county palatine",
          "county palatine"
        ]
      ],
      "raw_glosses": [
        "(historical) The ruler of a county palatine."
      ],
      "synonyms": [
        {
          "tags": [
            "English"
          ],
          "word": "earl palatine"
        },
        {
          "alt": "Pfalzgraf",
          "tags": [
            "German"
          ],
          "word": "palsgrave"
        },
        {
          "word": "count palatinate"
        }
      ],
      "tags": [
        "historical"
      ],
      "wikipedia": [
        "count palatine"
      ]
    }
  ],
  "word": "count palatine"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "ML.",
        "3": "comes palātīnus"
      },
      "expansion": "Calque of Medieval Latin comes palātīnus",
      "name": "cal"
    }
  ],
  "etymology_text": "Calque of Medieval Latin comes palātīnus.",
  "forms": [
    {
      "form": "counts palatine",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "counts palatine"
      },
      "expansion": "count palatine (plural counts palatine)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms calqued from Medieval Latin",
        "English terms derived from Medieval Latin",
        "English terms with historical senses"
      ],
      "glosses": [
        "The ruler of a county palatine."
      ],
      "links": [
        [
          "ruler",
          "ruler"
        ],
        [
          "county palatine",
          "county palatine"
        ]
      ],
      "raw_glosses": [
        "(historical) The ruler of a county palatine."
      ],
      "tags": [
        "historical"
      ],
      "wikipedia": [
        "count palatine"
      ]
    }
  ],
  "synonyms": [
    {
      "tags": [
        "English"
      ],
      "word": "earl palatine"
    },
    {
      "alt": "Pfalzgraf",
      "tags": [
        "German"
      ],
      "word": "palsgrave"
    },
    {
      "word": "count palatinate"
    }
  ],
  "word": "count palatine"
}