Astron.
a period of about 26,000 years, equal to the time required for a complete revolution of the equinoxes. Also called great year . Cf. precession of the equinoxes .
[ 1630-40 ]
Astron.
a period of about 26,000 years, equal to the time required for a complete revolution of the equinoxes. Also called great year . Cf. precession of the equinoxes .
[ 1630-40 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012