"Brython" meaning in Cornique

{
  "categories": [
    {
      "kind": "other",
      "name": "Gentilés en cornique",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en cornique issus d’un mot en proto-celtique",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en cornique",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Cornique",
      "orig": "cornique",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Du proto-celtique *Brɨθon.",
    "→ voir Breizh.",
    "À comparer avec les mots Brython en gallois, Brezhon en breton."
  ],
  "lang": "Cornique",
  "lang_code": "kw",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en cornique de l’histoire",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Briton."
      ],
      "id": "fr-Brython-kw-noun-boGtENGh",
      "topics": [
        "history"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈbrəθɔn\\"
    }
  ],
  "word": "Brython"
}

{
  "categories": [
    "Gentilés en cornique",
    "Mots en cornique issus d’un mot en proto-celtique",
    "Noms communs en cornique",
    "cornique"
  ],
  "etymology_texts": [
    "Du proto-celtique *Brɨθon.",
    "→ voir Breizh.",
    "À comparer avec les mots Brython en gallois, Brezhon en breton."
  ],
  "lang": "Cornique",
  "lang_code": "kw",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        "Lexique en cornique de l’histoire"
      ],
      "glosses": [
        "Briton."
      ],
      "topics": [
        "history"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈbrəθɔn\\"
    }
  ],
  "word": "Brython"
}