solar day
noun
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.
Law.
the period of time from sunrise to sunset.
Origin of solar day
First recorded in 1755–65
Words nearby solar day
British Dictionary definitions for solar day
solar day
noun
the period of time during which the earth makes one complete revolution on its axis relative to the sun
See day (def. 6)
Scientific definitions for solar day
solar day
See under solar time.