"long eighteenth century" meaning in English

{
  "coordinate_terms": [
    {
      "_dis1": "92 8",
      "word": "long nineteenth century"
    },
    {
      "_dis1": "92 8",
      "word": "short twentieth century"
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "long eighteenth century",
      "name": "en-proper noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "_dis": "93 7",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "85 15",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "93 7",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "90 10",
          "kind": "topical",
          "langcode": "en",
          "name": "Eighteen",
          "orig": "en:Eighteen",
          "parents": [
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "93 7",
          "kind": "topical",
          "langcode": "en",
          "name": "Historical periods",
          "orig": "en:Historical periods",
          "parents": [
            "History",
            "Timekeeping",
            "All topics",
            "Time",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "The period from 1688 to 1815, beginning with the Glorious Revolution and ending with the Battle of Waterloo."
      ],
      "id": "en-long_eighteenth_century-en-name-hNgDhFcd",
      "links": [
        [
          "period",
          "period#Noun"
        ],
        [
          "beginning",
          "begin#Verb"
        ],
        [
          "Glorious Revolution",
          "Glorious Revolution"
        ],
        [
          "ending",
          "end#Verb"
        ]
      ]
    },
    {
      "glosses": [
        "The period from 1660 to 1839."
      ],
      "id": "en-long_eighteenth_century-en-name-~YQLiWic"
    }
  ],
  "synonyms": [
    {
      "_dis1": "92 8",
      "word": "long 18th century"
    }
  ],
  "word": "long eighteenth century"
}

{
  "categories": [
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English proper nouns",
    "English uncountable nouns",
    "Pages with 1 entry",
    "Pages with entries",
    "en:Eighteen",
    "en:Historical periods"
  ],
  "coordinate_terms": [
    {
      "word": "long nineteenth century"
    },
    {
      "word": "short twentieth century"
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "long eighteenth century",
      "name": "en-proper noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "glosses": [
        "The period from 1688 to 1815, beginning with the Glorious Revolution and ending with the Battle of Waterloo."
      ],
      "links": [
        [
          "period",
          "period#Noun"
        ],
        [
          "beginning",
          "begin#Verb"
        ],
        [
          "Glorious Revolution",
          "Glorious Revolution"
        ],
        [
          "ending",
          "end#Verb"
        ]
      ]
    },
    {
      "glosses": [
        "The period from 1660 to 1839."
      ]
    }
  ],
  "synonyms": [
    {
      "word": "long 18th century"
    }
  ],
  "word": "long eighteenth century"
}

{
  "called_from": "form_descriptions/1698",
  "msg": "unrecognized head form: history",
  "path": [
    "long eighteenth century"
  ],
  "section": "English",
  "subsection": "proper noun",
  "title": "long eighteenth century",
  "trace": ""
}