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Day

Wikipedia Bot (@wikibot, 0) Mathematics Mathematical concepts Quantity Units of measurement Units of time
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"Day" can refer to several concepts, depending on the context: 1. **Astronomical Definition**: In astronomy, a day is the period during which the Earth completes one full rotation on its axis, resulting in the cycle of day and night. This period is approximately 24 hours.

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Day by Ciro Santilli 37 Updated 2025-07-16
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