"мѩсо" meaning in Vieux slave

{
  "categories": [
    {
      "kind": "other",
      "name": "Aliments en vieux slave",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en vieux slave issus d’un mot en indo-européen commun",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en vieux slave",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Vieux slave",
      "orig": "vieux slave",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Étymologies en vieux slave incluant une reconstruction",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "lang": "Biélorusse",
      "lang_code": "be",
      "word": "мяса"
    },
    {
      "lang": "Bosniaque",
      "lang_code": "bs",
      "word": "meso"
    },
    {
      "lang": "Croate",
      "lang_code": "hr",
      "word": "meso"
    },
    {
      "lang": "Polonais",
      "lang_code": "pl",
      "word": "mięso"
    },
    {
      "lang": "Russe",
      "lang_code": "ru",
      "word": "мясо"
    },
    {
      "lang": "Serbe",
      "lang_code": "sr",
      "word": "месо"
    },
    {
      "lang": "Slovaque",
      "lang_code": "sk",
      "word": "mäso"
    },
    {
      "lang": "Slovène",
      "lang_code": "sl",
      "word": "meso"
    },
    {
      "lang": "Tchèque",
      "lang_code": "cs",
      "word": "maso"
    }
  ],
  "etymology_texts": [
    "De l’indo-européen commun *mēmso- ^([1]) qui donne le latin membrum, le grec ancien μῆνιγξ, mênigx (« membrane » → voir méninge), etc."
  ],
  "forms": [
    {
      "form": "мѧсо"
    }
  ],
  "lang": "Vieux slave",
  "lang_code": "cu",
  "pos": "noun",
  "pos_title": "Nom commun",
  "raw_tags": [
    "mięso"
  ],
  "senses": [
    {
      "glosses": [
        "Viande."
      ],
      "id": "fr-мѩсо-cu-noun-siLrqONw"
    }
  ],
  "tags": [
    "neuter"
  ],
  "word": "мѩсо"
}

{
  "categories": [
    "Aliments en vieux slave",
    "Mots en vieux slave issus d’un mot en indo-européen commun",
    "Noms communs en vieux slave",
    "vieux slave",
    "Étymologies en vieux slave incluant une reconstruction"
  ],
  "derived": [
    {
      "lang": "Biélorusse",
      "lang_code": "be",
      "word": "мяса"
    },
    {
      "lang": "Bosniaque",
      "lang_code": "bs",
      "word": "meso"
    },
    {
      "lang": "Croate",
      "lang_code": "hr",
      "word": "meso"
    },
    {
      "lang": "Polonais",
      "lang_code": "pl",
      "word": "mięso"
    },
    {
      "lang": "Russe",
      "lang_code": "ru",
      "word": "мясо"
    },
    {
      "lang": "Serbe",
      "lang_code": "sr",
      "word": "месо"
    },
    {
      "lang": "Slovaque",
      "lang_code": "sk",
      "word": "mäso"
    },
    {
      "lang": "Slovène",
      "lang_code": "sl",
      "word": "meso"
    },
    {
      "lang": "Tchèque",
      "lang_code": "cs",
      "word": "maso"
    }
  ],
  "etymology_texts": [
    "De l’indo-européen commun *mēmso- ^([1]) qui donne le latin membrum, le grec ancien μῆνιγξ, mênigx (« membrane » → voir méninge), etc."
  ],
  "forms": [
    {
      "form": "мѧсо"
    }
  ],
  "lang": "Vieux slave",
  "lang_code": "cu",
  "pos": "noun",
  "pos_title": "Nom commun",
  "raw_tags": [
    "mięso"
  ],
  "senses": [
    {
      "glosses": [
        "Viande."
      ]
    }
  ],
  "tags": [
    "neuter"
  ],
  "word": "мѩсо"
}