"ceól" meaning in Middle Irish

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "ga",
            "2": "ceol"
          },
          "expansion": "Irish: ceol",
          "name": "desc"
        }
      ],
      "text": "Irish: ceol"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "gv",
            "2": "kiaull"
          },
          "expansion": "Manx: kiaull",
          "name": "desc"
        }
      ],
      "text": "Manx: kiaull"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "gd",
            "2": "ceòl"
          },
          "expansion": "Scottish Gaelic: ceòl",
          "name": "desc"
        }
      ],
      "text": "Scottish Gaelic: ceòl"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "mga",
        "2": "sga",
        "3": "céul"
      },
      "expansion": "Old Irish céul",
      "name": "inh"
    }
  ],
  "etymology_text": "From Old Irish céul.",
  "forms": [
    {
      "form": "no-table-tags",
      "source": "mutation",
      "tags": [
        "table-tags"
      ]
    },
    {
      "form": "topics",
      "source": "mutation",
      "tags": [
        "inflection-template"
      ]
    },
    {
      "form": "ceól",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    },
    {
      "form": "cheól",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "mga",
        "2": "noun",
        "g": "m"
      },
      "expansion": "ceól m",
      "name": "head"
    }
  ],
  "lang": "Middle Irish",
  "lang_code": "mga",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "65 35",
          "kind": "topical",
          "langcode": "mga",
          "name": "Music",
          "orig": "mga:Music",
          "parents": [
            "Art",
            "Sound",
            "Culture",
            "Energy",
            "Society",
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "music"
      ],
      "id": "en-ceól-mga-noun-gPGJmE5c",
      "links": [
        [
          "music",
          "music"
        ]
      ],
      "tags": [
        "masculine"
      ]
    },
    {
      "glosses": [
        "musical instrument"
      ],
      "id": "en-ceól-mga-noun-lNplzagD",
      "links": [
        [
          "musical instrument",
          "musical instrument"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "ceól"
}

{
  "categories": [
    "Middle Irish entries with incorrect language header",
    "Middle Irish lemmas",
    "Middle Irish masculine nouns",
    "Middle Irish nouns",
    "Middle Irish terms derived from Old Irish",
    "Middle Irish terms inherited from Old Irish",
    "Pages with 2 entries",
    "Pages with entries",
    "mga:Music"
  ],
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "ga",
            "2": "ceol"
          },
          "expansion": "Irish: ceol",
          "name": "desc"
        }
      ],
      "text": "Irish: ceol"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "gv",
            "2": "kiaull"
          },
          "expansion": "Manx: kiaull",
          "name": "desc"
        }
      ],
      "text": "Manx: kiaull"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "gd",
            "2": "ceòl"
          },
          "expansion": "Scottish Gaelic: ceòl",
          "name": "desc"
        }
      ],
      "text": "Scottish Gaelic: ceòl"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "mga",
        "2": "sga",
        "3": "céul"
      },
      "expansion": "Old Irish céul",
      "name": "inh"
    }
  ],
  "etymology_text": "From Old Irish céul.",
  "forms": [
    {
      "form": "no-table-tags",
      "source": "mutation",
      "tags": [
        "table-tags"
      ]
    },
    {
      "form": "topics",
      "source": "mutation",
      "tags": [
        "inflection-template"
      ]
    },
    {
      "form": "ceól",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    },
    {
      "form": "cheól",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "mga",
        "2": "noun",
        "g": "m"
      },
      "expansion": "ceól m",
      "name": "head"
    }
  ],
  "lang": "Middle Irish",
  "lang_code": "mga",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "music"
      ],
      "links": [
        [
          "music",
          "music"
        ]
      ],
      "tags": [
        "masculine"
      ]
    },
    {
      "glosses": [
        "musical instrument"
      ],
      "links": [
        [
          "musical instrument",
          "musical instrument"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "ceól"
}

{
  "called_from": "inflection/865",
  "msg": "inflection table: IF WITHOUT ELSE EVALS False: ceól/Middle Irish 'radical' base_tags=set()",
  "path": [
    "ceól"
  ],
  "section": "Middle Irish",
  "subsection": "noun",
  "title": "ceól",
  "trace": ""
}

{
  "called_from": "inflection/735",
  "msg": "inflection table: unrecognized header: 'lenition'",
  "path": [
    "ceól"
  ],
  "section": "Middle Irish",
  "subsection": "noun",
  "title": "ceól",
  "trace": ""
}

{
  "called_from": "inflection/735",
  "msg": "inflection table: unrecognized header: 'nasalization'",
  "path": [
    "ceól"
  ],
  "section": "Middle Irish",
  "subsection": "noun",
  "title": "ceól",
  "trace": ""
}