SIDEREAL TIME


Meaning of SIDEREAL TIME in English

Astron.

time measured by the diurnal motion of stars. A sidereal day is about four minutes shorter than a solar day, with hours, minutes, and seconds all proportionally shorter.

[ 1805-15 ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .