"equation of time" meaning in English

{
  "forms": [
    {
      "form": "equations of time",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "equations of time"
      },
      "expansion": "equation of time (plural equations of time)",
      "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"
        }
      ],
      "examples": [
        {
          "ref": "2005, Caroline Childers, Grand Complications: High Quality Watchmaking, page 317",
          "text": "Crafted in 18-karat white gold, this Jules Audemars Equation of Time offers hours and minutes, as well as date, days, months, leap years and moonphases. The watch also offers sunrise and sunset times, and equation of time.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "The discrepancy between two kinds of solar time: the apparent solar time, which directly tracks the motion of the Sun, and mean solar time, which tracks a theoretical \"mean\" Sun with noons 24 hours apart."
      ],
      "id": "en-equation_of_time-en-noun-1udvFuoL",
      "links": [
        [
          "discrepancy",
          "discrepancy"
        ],
        [
          "solar time",
          "solar time"
        ],
        [
          "apparent",
          "apparent"
        ],
        [
          "mean",
          "mean"
        ],
        [
          "noon",
          "noon"
        ]
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "discrepancy between two kinds of solar time",
          "word": "ajantasaus"
        },
        {
          "code": "fr",
          "lang": "French",
          "sense": "discrepancy between two kinds of solar time",
          "word": "équation du temps"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "discrepancy between two kinds of solar time",
          "tags": [
            "feminine"
          ],
          "word": "Zeitgleichung"
        },
        {
          "code": "hu",
          "lang": "Hungarian",
          "sense": "discrepancy between two kinds of solar time",
          "word": "időegyenlet"
        },
        {
          "code": "ota",
          "lang": "Ottoman Turkish",
          "roman": "taadüli zaman",
          "sense": "discrepancy between two kinds of solar time",
          "word": "تعادلی زمان"
        },
        {
          "code": "ro",
          "lang": "Romanian",
          "sense": "discrepancy between two kinds of solar time",
          "tags": [
            "feminine"
          ],
          "word": "ecuația timpului"
        }
      ],
      "wikipedia": [
        "equation of time"
      ]
    }
  ],
  "word": "equation of time"
}

{
  "forms": [
    {
      "form": "equations of time",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "equations of time"
      },
      "expansion": "equation of time (plural equations of time)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "ref": "2005, Caroline Childers, Grand Complications: High Quality Watchmaking, page 317",
          "text": "Crafted in 18-karat white gold, this Jules Audemars Equation of Time offers hours and minutes, as well as date, days, months, leap years and moonphases. The watch also offers sunrise and sunset times, and equation of time.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "The discrepancy between two kinds of solar time: the apparent solar time, which directly tracks the motion of the Sun, and mean solar time, which tracks a theoretical \"mean\" Sun with noons 24 hours apart."
      ],
      "links": [
        [
          "discrepancy",
          "discrepancy"
        ],
        [
          "solar time",
          "solar time"
        ],
        [
          "apparent",
          "apparent"
        ],
        [
          "mean",
          "mean"
        ],
        [
          "noon",
          "noon"
        ]
      ],
      "wikipedia": [
        "equation of time"
      ]
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "discrepancy between two kinds of solar time",
      "word": "ajantasaus"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "discrepancy between two kinds of solar time",
      "word": "équation du temps"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "discrepancy between two kinds of solar time",
      "tags": [
        "feminine"
      ],
      "word": "Zeitgleichung"
    },
    {
      "code": "hu",
      "lang": "Hungarian",
      "sense": "discrepancy between two kinds of solar time",
      "word": "időegyenlet"
    },
    {
      "code": "ota",
      "lang": "Ottoman Turkish",
      "roman": "taadüli zaman",
      "sense": "discrepancy between two kinds of solar time",
      "word": "تعادلی زمان"
    },
    {
      "code": "ro",
      "lang": "Romanian",
      "sense": "discrepancy between two kinds of solar time",
      "tags": [
        "feminine"
      ],
      "word": "ecuația timpului"
    }
  ],
  "word": "equation of time"
}