"glastann" meaning in Breton

{
  "categories": [
    {
      "kind": "other",
      "name": "Compositions en breton",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en breton issus d’un mot en moyen breton",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en breton",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Breton",
      "orig": "breton",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Composé de glas et de tann.",
    "Du moyen breton glastann, glastannenn.",
    "À comparer avec le mot cornique glastan (sens identique)."
  ],
  "forms": [
    {
      "form": "glastanenn",
      "tags": [
        "singulative",
        "unmutated"
      ]
    },
    {
      "form": "cʼhlastann",
      "tags": [
        "collective",
        "mutation-soft"
      ]
    },
    {
      "form": "cʼhlastanenn",
      "tags": [
        "singulative",
        "mutation-soft"
      ]
    },
    {
      "form": "klastann",
      "tags": [
        "collective",
        "mutation-hard"
      ]
    },
    {
      "form": "klastanenn",
      "tags": [
        "singulative",
        "mutation-hard"
      ]
    }
  ],
  "lang": "Breton",
  "lang_code": "br",
  "pos": "noun",
  "pos_title": "Nom commun",
  "related": [
    {
      "word": "glasten"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Arbres en breton",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Yeuses (chênes verts)."
      ],
      "id": "fr-glastann-br-noun-IvlxApGd",
      "topics": [
        "botany"
      ]
    }
  ],
  "tags": [
    "collective"
  ],
  "word": "glastann"
}

{
  "categories": [
    "Compositions en breton",
    "Mots en breton issus d’un mot en moyen breton",
    "Noms communs en breton",
    "breton"
  ],
  "etymology_texts": [
    "Composé de glas et de tann.",
    "Du moyen breton glastann, glastannenn.",
    "À comparer avec le mot cornique glastan (sens identique)."
  ],
  "forms": [
    {
      "form": "glastanenn",
      "tags": [
        "singulative",
        "unmutated"
      ]
    },
    {
      "form": "cʼhlastann",
      "tags": [
        "collective",
        "mutation-soft"
      ]
    },
    {
      "form": "cʼhlastanenn",
      "tags": [
        "singulative",
        "mutation-soft"
      ]
    },
    {
      "form": "klastann",
      "tags": [
        "collective",
        "mutation-hard"
      ]
    },
    {
      "form": "klastanenn",
      "tags": [
        "singulative",
        "mutation-hard"
      ]
    }
  ],
  "lang": "Breton",
  "lang_code": "br",
  "pos": "noun",
  "pos_title": "Nom commun",
  "related": [
    {
      "word": "glasten"
    }
  ],
  "senses": [
    {
      "categories": [
        "Arbres en breton"
      ],
      "glosses": [
        "Yeuses (chênes verts)."
      ],
      "topics": [
        "botany"
      ]
    }
  ],
  "tags": [
    "collective"
  ],
  "word": "glastann"
}