"méin" meaning in Middle Irish

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "ga",
            "2": "méin"
          },
          "expansion": "Irish: méin",
          "name": "desc"
        }
      ],
      "text": "Irish: méin"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "mga",
        "2": "sga",
        "3": "méin",
        "t": "mineral"
      },
      "expansion": "Old Irish méin (“mineral”)",
      "name": "inh"
    }
  ],
  "etymology_text": "Probably the same word as Old Irish méin (“mineral”); the original nominative singular may have been mían.",
  "head_templates": [
    {
      "args": {
        "1": "mga",
        "10": "",
        "11": "",
        "12": "",
        "13": "",
        "14": "",
        "15": "",
        "16": "",
        "2": "noun",
        "3": "",
        "4": "",
        "5": "",
        "6": "",
        "7": "",
        "8": "",
        "9": "",
        "cat2": "",
        "g": "f",
        "g2": "",
        "g3": "",
        "head": "",
        "sort": ""
      },
      "expansion": "méin f",
      "name": "head"
    },
    {
      "args": {
        "1": "f"
      },
      "expansion": "méin f",
      "name": "mga-noun"
    }
  ],
  "lang": "Middle Irish",
  "lang_code": "mga",
  "pos": "noun",
  "senses": [
    {
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          "kind": "other",
          "name": "Middle Irish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
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          "name": "Pages with 3 entries",
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          "name": "Pages with entries",
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        {
          "_dis": "6 4 30 39 11 10",
          "kind": "other",
          "name": "Old Irish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w+disamb"
        },
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          "_dis": "5 2 7 78 4 5",
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          "parents": [],
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        }
      ],
      "glosses": [
        "bent, disposition, temperament; nature, quality"
      ],
      "id": "en-méin-mga-noun-ARa7vkOL",
      "links": [
        [
          "bent",
          "bent"
        ],
        [
          "disposition",
          "disposition"
        ],
        [
          "temperament",
          "temperament"
        ],
        [
          "nature",
          "nature"
        ],
        [
          "quality",
          "quality"
        ]
      ],
      "tags": [
        "feminine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/mʲeːnʲ/"
    }
  ],
  "word": "méin"
}

{
  "categories": [
    "Old Irish entries with incorrect language header",
    "Old Irish non-lemma forms",
    "Old Irish noun forms",
    "Pages with 3 entries",
    "Pages with entries"
  ],
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "ga",
            "2": "méin"
          },
          "expansion": "Irish: méin",
          "name": "desc"
        }
      ],
      "text": "Irish: méin"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "mga",
        "2": "sga",
        "3": "méin",
        "t": "mineral"
      },
      "expansion": "Old Irish méin (“mineral”)",
      "name": "inh"
    }
  ],
  "etymology_text": "Probably the same word as Old Irish méin (“mineral”); the original nominative singular may have been mían.",
  "head_templates": [
    {
      "args": {
        "1": "mga",
        "10": "",
        "11": "",
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        "14": "",
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        "16": "",
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        "3": "",
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        "5": "",
        "6": "",
        "7": "",
        "8": "",
        "9": "",
        "cat2": "",
        "g": "f",
        "g2": "",
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        "sort": ""
      },
      "expansion": "méin f",
      "name": "head"
    },
    {
      "args": {
        "1": "f"
      },
      "expansion": "méin f",
      "name": "mga-noun"
    }
  ],
  "lang": "Middle Irish",
  "lang_code": "mga",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Middle Irish entries with incorrect language header",
        "Middle Irish feminine nouns",
        "Middle Irish lemmas",
        "Middle Irish nouns",
        "Middle Irish terms derived from Old Irish",
        "Middle Irish terms inherited from Old Irish",
        "Pages with 3 entries",
        "Pages with entries"
      ],
      "glosses": [
        "bent, disposition, temperament; nature, quality"
      ],
      "links": [
        [
          "bent",
          "bent"
        ],
        [
          "disposition",
          "disposition"
        ],
        [
          "temperament",
          "temperament"
        ],
        [
          "nature",
          "nature"
        ],
        [
          "quality",
          "quality"
        ]
      ],
      "tags": [
        "feminine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/mʲeːnʲ/"
    }
  ],
  "word": "méin"
}