"seacht déag" meaning in Irish

{
  "forms": [
    {
      "form": "no-table-tags",
      "source": "mutation",
      "tags": [
        "table-tags"
      ]
    },
    {
      "form": "ga-mut",
      "source": "mutation",
      "tags": [
        "inflection-template"
      ]
    },
    {
      "form": "seacht déag",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    },
    {
      "form": "sheacht déag",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    },
    {
      "form": "tseacht déag",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    },
    {
      "form": "-",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ga",
        "2": "numeral",
        "cat2": "cardinal numbers"
      },
      "expansion": "seacht déag",
      "name": "head"
    }
  ],
  "inflection_templates": [
    {
      "args": {},
      "name": "ga-mut"
    }
  ],
  "lang": "Irish",
  "lang_code": "ga",
  "pos": "num",
  "senses": [
    {
      "categories": [
        {
          "kind": "topical",
          "name": "Irish cardinal numbers",
          "parents": [
            "Cardinal numbers",
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Irish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "ga",
          "name": "Seventeen",
          "orig": "ga:Seventeen",
          "parents": [
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "seventeen pounds",
          "text": "seacht bpunt déag",
          "type": "example"
        }
      ],
      "glosses": [
        "seventeen"
      ],
      "id": "en-seacht_déag-ga-num-LFq97yoO",
      "links": [
        [
          "seventeen",
          "seventeen#English"
        ]
      ],
      "wikipedia": [
        "Peadar Ua Laoghaire"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ʃaxt̪ˠ dʲeːɡ/"
    },
    {
      "ipa": "/ʃæxt̪ˠ dʲeːɡ/",
      "tags": [
        "Cois-Fharraige"
      ]
    }
  ],
  "word": "seacht déag"
}

{
  "forms": [
    {
      "form": "no-table-tags",
      "source": "mutation",
      "tags": [
        "table-tags"
      ]
    },
    {
      "form": "ga-mut",
      "source": "mutation",
      "tags": [
        "inflection-template"
      ]
    },
    {
      "form": "seacht déag",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    },
    {
      "form": "sheacht déag",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    },
    {
      "form": "tseacht déag",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    },
    {
      "form": "-",
      "source": "mutation",
      "tags": [
        "error-unrecognized-form"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ga",
        "2": "numeral",
        "cat2": "cardinal numbers"
      },
      "expansion": "seacht déag",
      "name": "head"
    }
  ],
  "inflection_templates": [
    {
      "args": {},
      "name": "ga-mut"
    }
  ],
  "lang": "Irish",
  "lang_code": "ga",
  "pos": "num",
  "senses": [
    {
      "categories": [
        "Irish cardinal numbers",
        "Irish entries with incorrect language header",
        "Irish lemmas",
        "Irish multiword terms",
        "Irish numerals",
        "Irish terms with usage examples",
        "Pages with 1 entry",
        "Pages with entries",
        "ga:Seventeen"
      ],
      "examples": [
        {
          "english": "seventeen pounds",
          "text": "seacht bpunt déag",
          "type": "example"
        }
      ],
      "glosses": [
        "seventeen"
      ],
      "links": [
        [
          "seventeen",
          "seventeen#English"
        ]
      ],
      "wikipedia": [
        "Peadar Ua Laoghaire"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ʃaxt̪ˠ dʲeːɡ/"
    },
    {
      "ipa": "/ʃæxt̪ˠ dʲeːɡ/",
      "tags": [
        "Cois-Fharraige"
      ]
    }
  ],
  "word": "seacht déag"
}

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

{
  "called_from": "inflection/735",
  "msg": "inflection table: unrecognized header: 'lenition'",
  "path": [
    "seacht déag"
  ],
  "section": "Irish",
  "subsection": "numeral",
  "title": "seacht déag",
  "trace": ""
}

{
  "called_from": "inflection/735",
  "msg": "inflection table: unrecognized header: 'eclipsis'",
  "path": [
    "seacht déag"
  ],
  "section": "Irish",
  "subsection": "numeral",
  "title": "seacht déag",
  "trace": ""
}