"equation of time" meaning in English

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  "lang_code": "en",
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        {
          "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": "quote"
        }
      ],
      "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 that are twenty-four hours apart."
      ],
      "id": "en-equation_of_time-en-noun-4JhTeF0r",
      "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"
      ]
    }
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  "word": "equation of time"
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  "lang_code": "en",
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          "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": "quote"
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      ],
      "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 that are twenty-four hours apart."
      ],
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        [
          "discrepancy",
          "discrepancy"
        ],
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          "solar time",
          "solar time"
        ],
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          "apparent",
          "apparent"
        ],
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          "mean",
          "mean"
        ],
        [
          "noon",
          "noon"
        ]
      ],
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        "equation of time"
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  "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"
}