"nodyn" meaning in Welsh

{
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "nod",
        "3": "-yn"
      },
      "expansion": "nod + -yn",
      "name": "af"
    }
  ],
  "etymology_text": "nod + -yn",
  "forms": [
    {
      "form": "nodynnau",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "2": "nodynnau"
      },
      "expansion": "nodyn m (plural nodynnau, not mutable)",
      "name": "cy-noun"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "note"
      ],
      "id": "en-nodyn-cy-noun-7bRlYkKR",
      "links": [
        [
          "note",
          "note"
        ]
      ],
      "tags": [
        "masculine",
        "not-mutable"
      ]
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "cy",
          "name": "Botany",
          "orig": "cy:Botany",
          "parents": [
            "Biology",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "8 92",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "5 95",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "2 98",
          "kind": "other",
          "name": "Welsh entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "5 95",
          "kind": "other",
          "name": "Welsh terms suffixed with -yn",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "stigma"
      ],
      "id": "en-nodyn-cy-noun-tYtvAV1O",
      "links": [
        [
          "botany",
          "botany"
        ],
        [
          "stigma",
          "stigma"
        ]
      ],
      "raw_glosses": [
        "(botany) stigma"
      ],
      "synonyms": [
        {
          "word": "stigma"
        }
      ],
      "tags": [
        "masculine",
        "not-mutable"
      ],
      "topics": [
        "biology",
        "botany",
        "natural-sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈnɔdɨ̞n/",
      "tags": [
        "North-Wales"
      ]
    },
    {
      "ipa": "/ˈnoːdɪn/",
      "tags": [
        "South-Wales"
      ]
    }
  ],
  "word": "nodyn"
}

{
  "categories": [
    "Pages with 1 entry",
    "Pages with entries",
    "Welsh countable nouns",
    "Welsh entries with incorrect language header",
    "Welsh lemmas",
    "Welsh masculine nouns",
    "Welsh non-mutable terms",
    "Welsh nouns",
    "Welsh nouns with red links in their headword lines",
    "Welsh terms suffixed with -yn"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "cy",
        "2": "nod",
        "3": "-yn"
      },
      "expansion": "nod + -yn",
      "name": "af"
    }
  ],
  "etymology_text": "nod + -yn",
  "forms": [
    {
      "form": "nodynnau",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "2": "nodynnau"
      },
      "expansion": "nodyn m (plural nodynnau, not mutable)",
      "name": "cy-noun"
    }
  ],
  "lang": "Welsh",
  "lang_code": "cy",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "note"
      ],
      "links": [
        [
          "note",
          "note"
        ]
      ],
      "tags": [
        "masculine",
        "not-mutable"
      ]
    },
    {
      "categories": [
        "cy:Botany"
      ],
      "glosses": [
        "stigma"
      ],
      "links": [
        [
          "botany",
          "botany"
        ],
        [
          "stigma",
          "stigma"
        ]
      ],
      "raw_glosses": [
        "(botany) stigma"
      ],
      "synonyms": [
        {
          "word": "stigma"
        }
      ],
      "tags": [
        "masculine",
        "not-mutable"
      ],
      "topics": [
        "biology",
        "botany",
        "natural-sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈnɔdɨ̞n/",
      "tags": [
        "North-Wales"
      ]
    },
    {
      "ipa": "/ˈnoːdɪn/",
      "tags": [
        "South-Wales"
      ]
    }
  ],
  "word": "nodyn"
}