solar day


noun
  1. Astronomy. the time interval between two successive transits by the sun of the meridian directly opposite that of the observer; the 24-hour interval from one midnight to the following midnight.

  2. Law. the period of time from sunrise to sunset.

Origin of solar day

1
First recorded in 1755–65

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How to use solar day in a sentence

British Dictionary definitions for solar day

solar day

noun
  1. the period of time during which the earth makes one complete revolution on its axis relative to the sun: See day (def. 6)

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for solar day

solar day

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