"mi" meaning in Gallois

{
  "categories": [
    {
      "kind": "other",
      "name": "Mots en gallois issus d’un mot en moyen gallois",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en gallois issus d’un mot en proto-celtique",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en gallois issus d’un mot en vieux brittonique",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Pronoms personnels en gallois",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Gallois",
      "orig": "gallois",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Étymologies en gallois incluant une reconstruction",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Du moyen gallois mi, du vieux brittonique *mi, du proto-celtique *mī.",
    "À comparer au breton me et au cornique my (sens identique)."
  ],
  "lang": "Gallois",
  "lang_code": "cy",
  "pos": "pron",
  "pos_title": "Pronom personnel",
  "senses": [
    {
      "glosses": [
        "Je."
      ],
      "id": "fr-mi-cy-pron-srRNn5ce"
    },
    {
      "glosses": [
        "Moi."
      ],
      "id": "fr-mi-cy-pron-s6mn0f5e"
    }
  ],
  "sounds": [
    {
      "ipa": "\\miː\\"
    }
  ],
  "tags": [
    "person"
  ],
  "word": "mi"
}

{
  "categories": [
    "Mots en gallois issus d’un mot en moyen gallois",
    "Mots en gallois issus d’un mot en proto-celtique",
    "Mots en gallois issus d’un mot en vieux brittonique",
    "Pronoms personnels en gallois",
    "gallois",
    "Étymologies en gallois incluant une reconstruction"
  ],
  "etymology_texts": [
    "Du moyen gallois mi, du vieux brittonique *mi, du proto-celtique *mī.",
    "À comparer au breton me et au cornique my (sens identique)."
  ],
  "lang": "Gallois",
  "lang_code": "cy",
  "pos": "pron",
  "pos_title": "Pronom personnel",
  "senses": [
    {
      "glosses": [
        "Je."
      ]
    },
    {
      "glosses": [
        "Moi."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\miː\\"
    }
  ],
  "tags": [
    "person"
  ],
  "word": "mi"
}