"мэргэн" meaning in Even

{
  "etymology_templates": [
    {
      "args": {
        "1": "eve",
        "2": "xgn"
      },
      "expansion": "Mongolic",
      "name": "der"
    }
  ],
  "etymology_text": "From Mongolic.",
  "forms": [
    {
      "form": "mərgən",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "eve",
        "2": "noun",
        "head": ""
      },
      "expansion": "мэргэн (mərgən)",
      "name": "head"
    }
  ],
  "lang": "Even",
  "lang_code": "eve",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Even entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "92 6 2",
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "94 5 2",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "intelligence"
      ],
      "id": "en-мэргэн-eve-noun-n4Cl4UAX",
      "links": [
        [
          "intelligence",
          "intelligence"
        ]
      ],
      "synonyms": [
        {
          "roman": "intellekt",
          "word": "интеллект"
        },
        {
          "roman": "irgə",
          "word": "иргэ"
        }
      ]
    }
  ],
  "word": "мэргэн"
}

{
  "categories": [
    "Pages with 2 entries",
    "Pages with entries"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "eve",
        "2": "xgn"
      },
      "expansion": "Mongolic",
      "name": "der"
    }
  ],
  "etymology_text": "From Mongolic.",
  "forms": [
    {
      "form": "mərgən",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "eve",
        "2": "noun",
        "head": ""
      },
      "expansion": "мэргэн (mərgən)",
      "name": "head"
    }
  ],
  "lang": "Even",
  "lang_code": "eve",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Even entries with incorrect language header",
        "Even lemmas",
        "Even nouns",
        "Even terms derived from Mongolic languages",
        "Pages with 2 entries",
        "Pages with entries"
      ],
      "glosses": [
        "intelligence"
      ],
      "links": [
        [
          "intelligence",
          "intelligence"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "roman": "intellekt",
      "word": "интеллект"
    },
    {
      "roman": "irgə",
      "word": "иргэ"
    }
  ],
  "word": "мэргэн"
}