"mían" meaning in Middle Irish

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "gv",
            "2": "meain"
          },
          "expansion": "Manx: meain",
          "name": "desc"
        }
      ],
      "text": "Manx: meain"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "gd",
            "2": "mèinn"
          },
          "expansion": "Scottish Gaelic: mèinn",
          "name": "desc"
        }
      ],
      "text": "Scottish Gaelic: mèinn"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "mga",
        "2": "cel-pro",
        "3": "*mēnis",
        "4": "",
        "5": "ore"
      },
      "expansion": "Proto-Celtic *mēnis (“ore”)",
      "name": "der"
    }
  ],
  "etymology_text": "From Proto-Celtic *mēnis (“ore”).",
  "forms": [
    {
      "form": "míana",
      "tags": [
        "genitive"
      ]
    },
    {
      "form": "no-table-tags",
      "source": "mutation",
      "tags": [
        "table-tags"
      ]
    },
    {
      "form": "mga-mutation",
      "source": "mutation",
      "tags": [
        "inflection-template"
      ]
    },
    {
      "form": "mían",
      "source": "mutation",
      "tags": [
        "mutation",
        "mutation-radical"
      ]
    },
    {
      "form": "mían",
      "source": "mutation",
      "tags": [
        "lenition",
        "mutation"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "mga",
        "2": "noun",
        "3": "genitive",
        "4": "míana",
        "g": "f"
      },
      "expansion": "mían f (genitive míana)",
      "name": "head"
    }
  ],
  "inflection_templates": [
    {
      "args": {
        "1": "m",
        "2": "ían"
      },
      "name": "mga-mutation"
    }
  ],
  "lang": "Middle Irish",
  "lang_code": "mga",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Middle Irish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "mga",
          "name": "Mining",
          "orig": "mga:Mining",
          "parents": [
            "Industries",
            "Business",
            "Economics",
            "Society",
            "Social sciences",
            "All topics",
            "Sciences",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "english": "vein of ore, mine",
          "word": "míanach"
        },
        {
          "english": "miner",
          "word": "míanaige"
        }
      ],
      "glosses": [
        "mineral, ore"
      ],
      "id": "en-mían-mga-noun-aH219uVj",
      "links": [
        [
          "mining",
          "mining#Noun"
        ],
        [
          "mineral",
          "mineral"
        ],
        [
          "ore",
          "ore"
        ]
      ],
      "raw_glosses": [
        "(mining) mineral, ore"
      ],
      "synonyms": [
        {
          "word": "méin"
        }
      ],
      "tags": [
        "feminine"
      ],
      "topics": [
        "business",
        "mining"
      ]
    }
  ],
  "word": "mían"
}

{
  "derived": [
    {
      "english": "vein of ore, mine",
      "word": "míanach"
    },
    {
      "english": "miner",
      "word": "míanaige"
    }
  ],
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "gv",
            "2": "meain"
          },
          "expansion": "Manx: meain",
          "name": "desc"
        }
      ],
      "text": "Manx: meain"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "gd",
            "2": "mèinn"
          },
          "expansion": "Scottish Gaelic: mèinn",
          "name": "desc"
        }
      ],
      "text": "Scottish Gaelic: mèinn"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "mga",
        "2": "cel-pro",
        "3": "*mēnis",
        "4": "",
        "5": "ore"
      },
      "expansion": "Proto-Celtic *mēnis (“ore”)",
      "name": "der"
    }
  ],
  "etymology_text": "From Proto-Celtic *mēnis (“ore”).",
  "forms": [
    {
      "form": "míana",
      "tags": [
        "genitive"
      ]
    },
    {
      "form": "no-table-tags",
      "source": "mutation",
      "tags": [
        "table-tags"
      ]
    },
    {
      "form": "mga-mutation",
      "source": "mutation",
      "tags": [
        "inflection-template"
      ]
    },
    {
      "form": "mían",
      "source": "mutation",
      "tags": [
        "mutation",
        "mutation-radical"
      ]
    },
    {
      "form": "mían",
      "source": "mutation",
      "tags": [
        "lenition",
        "mutation"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "mga",
        "2": "noun",
        "3": "genitive",
        "4": "míana",
        "g": "f"
      },
      "expansion": "mían f (genitive míana)",
      "name": "head"
    }
  ],
  "inflection_templates": [
    {
      "args": {
        "1": "m",
        "2": "ían"
      },
      "name": "mga-mutation"
    }
  ],
  "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 Proto-Celtic",
        "mga:Mining"
      ],
      "glosses": [
        "mineral, ore"
      ],
      "links": [
        [
          "mining",
          "mining#Noun"
        ],
        [
          "mineral",
          "mineral"
        ],
        [
          "ore",
          "ore"
        ]
      ],
      "raw_glosses": [
        "(mining) mineral, ore"
      ],
      "tags": [
        "feminine"
      ],
      "topics": [
        "business",
        "mining"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "méin"
    }
  ],
  "word": "mían"
}