winter solstice

Definitions

General English

  • noun 21st December, the shortest day in the northern hemisphere, when the sun is at its furthest point north of the equator

Astronomy

  • For the northern hemisphere, the moment at which the Sun is at its southernmost, making the shortest day of the year, on or around December 22. For the southern hemisphere the shortest day falls when the Sun is at its northernmost point in the sky, giving a winter solstice on or around June 21.
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