"cairon" meaning in Ancien occitan

{
  "categories": [
    {
      "kind": "other",
      "name": "Dérivations en occitan",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en occitan suffixés avec -on",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en ancien occitan",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Ancien occitan",
      "orig": "ancien occitan",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Mot dérivé de caire, avec le suffixe -on."
  ],
  "lang": "Ancien occitan",
  "lang_code": "pro",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "glosses": [
        "Carne, quartier de pierre, pierre de taille."
      ],
      "id": "fr-cairon-pro-noun-Zw3OCk5S"
    }
  ],
  "tags": [
    "masculine"
  ],
  "word": "cairon"
}

{
  "categories": [
    "Dérivations en occitan",
    "Mots en occitan suffixés avec -on",
    "Noms communs en ancien occitan",
    "ancien occitan"
  ],
  "etymology_texts": [
    "Mot dérivé de caire, avec le suffixe -on."
  ],
  "lang": "Ancien occitan",
  "lang_code": "pro",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "glosses": [
        "Carne, quartier de pierre, pierre de taille."
      ]
    }
  ],
  "tags": [
    "masculine"
  ],
  "word": "cairon"
}