"copestone" meaning in English

{
  "forms": [
    {
      "form": "copestones",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "copestone (plural copestones)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English 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": [
        {
          "ref": "1851 November 14, Herman Melville, chapter 2, in Moby-Dick; or, The Whale, 1st American edition, New York, N.Y.: Harper & Brothers; London: Richard Bentley, →OCLC, page 10:",
          "text": "The universe is finished; the copestone is on, and the chips were carted off a million years ago.",
          "type": "quote"
        },
        {
          "ref": "1851 November 14, Herman Melville, chapter 32, in Moby-Dick; or, The Whale, 1st American edition, New York, N.Y.: Harper & Brothers; London: Richard Bentley, →OCLC, page 159:",
          "text": "For small erections may be finished by their first architects ; grand ones, true ones, ever leave the copestone to posterity.",
          "type": "quote"
        }
      ],
      "glosses": [
        "capstone"
      ],
      "id": "en-copestone-en-noun-wYLbKNw-",
      "links": [
        [
          "capstone",
          "capstone"
        ]
      ]
    }
  ],
  "word": "copestone"
}

{
  "forms": [
    {
      "form": "copestones",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "copestone (plural copestones)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "1851 November 14, Herman Melville, chapter 2, in Moby-Dick; or, The Whale, 1st American edition, New York, N.Y.: Harper & Brothers; London: Richard Bentley, →OCLC, page 10:",
          "text": "The universe is finished; the copestone is on, and the chips were carted off a million years ago.",
          "type": "quote"
        },
        {
          "ref": "1851 November 14, Herman Melville, chapter 32, in Moby-Dick; or, The Whale, 1st American edition, New York, N.Y.: Harper & Brothers; London: Richard Bentley, →OCLC, page 159:",
          "text": "For small erections may be finished by their first architects ; grand ones, true ones, ever leave the copestone to posterity.",
          "type": "quote"
        }
      ],
      "glosses": [
        "capstone"
      ],
      "links": [
        [
          "capstone",
          "capstone"
        ]
      ]
    }
  ],
  "word": "copestone"
}