"a clock" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "a clock (not comparable)",
      "name": "en-adv"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "senses": [
    {
      "alt_of": [
        {
          "word": "o'clock"
        }
      ],
      "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": "[1679], [Edmond Halley], “II. Exemple. How at anny time to knowe the rising and going under of the Sun.”, in A plain Declaration of the vulgar new Heavens Flatform. Serving not onely fore this Age, but also fore the future Age of 100 years., page 1:",
          "text": "[…]you wil find the Suns riſing at 4 a clock in the morning, and if you turn the ſaid point to the Weſt ſide of Heaven upon the Horizon, then you wil ſee the dial to lye upon 8 a clock in the evening[…]",
          "type": "quote"
        },
        {
          "ref": "1702 August 18, The Post Man: And the Historical Account, &c., number 1005, London: […] Fr. Leach, […], column 1:",
          "text": "Loſt abont^([sic]) 10 a Clock on Thurſday night from Spring Garden near Charing Croſs, a liver colour and white Spaniel Dog, with a black Velvet Collar and two braſs Bells about his Neck, about a year old;",
          "type": "quote"
        },
        {
          "ref": "1712 April 14, “Advertisements”, in The Newcastle Courant: With News Foreign and Domestick, number 111, Newcastle: […] John White, […], page 4, column 2:",
          "text": "The Cocks to be weighed at 7 a Clock the Morning before they Fight, to begin to Fight preciſely at 9 a Clock.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Obsolete form of o'clock."
      ],
      "id": "en-a_clock-en-adv-2H-j4qND",
      "links": [
        [
          "o'clock",
          "o'clock#English"
        ]
      ],
      "tags": [
        "alt-of",
        "not-comparable",
        "obsolete"
      ]
    }
  ],
  "word": "a clock"
}

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "a clock (not comparable)",
      "name": "en-adv"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "senses": [
    {
      "alt_of": [
        {
          "word": "o'clock"
        }
      ],
      "categories": [
        "English adverbs",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English obsolete forms",
        "English terms with quotations",
        "English uncomparable adverbs",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "[1679], [Edmond Halley], “II. Exemple. How at anny time to knowe the rising and going under of the Sun.”, in A plain Declaration of the vulgar new Heavens Flatform. Serving not onely fore this Age, but also fore the future Age of 100 years., page 1:",
          "text": "[…]you wil find the Suns riſing at 4 a clock in the morning, and if you turn the ſaid point to the Weſt ſide of Heaven upon the Horizon, then you wil ſee the dial to lye upon 8 a clock in the evening[…]",
          "type": "quote"
        },
        {
          "ref": "1702 August 18, The Post Man: And the Historical Account, &c., number 1005, London: […] Fr. Leach, […], column 1:",
          "text": "Loſt abont^([sic]) 10 a Clock on Thurſday night from Spring Garden near Charing Croſs, a liver colour and white Spaniel Dog, with a black Velvet Collar and two braſs Bells about his Neck, about a year old;",
          "type": "quote"
        },
        {
          "ref": "1712 April 14, “Advertisements”, in The Newcastle Courant: With News Foreign and Domestick, number 111, Newcastle: […] John White, […], page 4, column 2:",
          "text": "The Cocks to be weighed at 7 a Clock the Morning before they Fight, to begin to Fight preciſely at 9 a Clock.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Obsolete form of o'clock."
      ],
      "links": [
        [
          "o'clock",
          "o'clock#English"
        ]
      ],
      "tags": [
        "alt-of",
        "not-comparable",
        "obsolete"
      ]
    }
  ],
  "word": "a clock"
}