"iureiurando" meaning in Latin

{
  "forms": [
    {
      "form": "iūreiūrandō",
      "tags": [
        "canonical",
        "neuter"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "la",
        "2": "noun form",
        "g": "n",
        "head": "iūreiūrandō"
      },
      "expansion": "iūreiūrandō n",
      "name": "head"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Latin 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"
        }
      ],
      "examples": [
        {
          "english": "Then the Carnutes being eulogized and given the oath by all, the day of enterprise decided. (Julius Caesar, de Bello Gallico, VII, 2)",
          "text": "Tum collaudatis Carnutibus dato iureiurando ab omnibus, tempore eius rei constituto",
          "type": "example"
        }
      ],
      "form_of": [
        {
          "extra": "oath",
          "word": "iūsiūrandum"
        }
      ],
      "glosses": [
        "ablative singular of iūsiūrandum (“oath”)"
      ],
      "id": "en-iureiurando-la-noun-sIoH-r55",
      "links": [
        [
          "iūsiūrandum",
          "iusiurandum#Latin"
        ]
      ],
      "synonyms": [
        {
          "word": "iūre iūrandō"
        }
      ],
      "tags": [
        "ablative",
        "form-of",
        "singular"
      ]
    }
  ],
  "word": "iureiurando"
}

{
  "forms": [
    {
      "form": "iūreiūrandō",
      "tags": [
        "canonical",
        "neuter"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "la",
        "2": "noun form",
        "g": "n",
        "head": "iūreiūrandō"
      },
      "expansion": "iūreiūrandō n",
      "name": "head"
    }
  ],
  "lang": "Latin",
  "lang_code": "la",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Latin entries with incorrect language header",
        "Latin non-lemma forms",
        "Latin noun forms",
        "Latin terms with usage examples",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "english": "Then the Carnutes being eulogized and given the oath by all, the day of enterprise decided. (Julius Caesar, de Bello Gallico, VII, 2)",
          "text": "Tum collaudatis Carnutibus dato iureiurando ab omnibus, tempore eius rei constituto",
          "type": "example"
        }
      ],
      "form_of": [
        {
          "extra": "oath",
          "word": "iūsiūrandum"
        }
      ],
      "glosses": [
        "ablative singular of iūsiūrandum (“oath”)"
      ],
      "links": [
        [
          "iūsiūrandum",
          "iusiurandum#Latin"
        ]
      ],
      "tags": [
        "ablative",
        "form-of",
        "singular"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "iūre iūrandō"
    }
  ],
  "word": "iureiurando"
}