( a. )
A great circle drawn on a terrestrial globe, making an angle of 23¡ 28' with the equator; -- used for illustrating and solving astronomical problems.
( a. )
A great circle drawn on a terrestrial globe, making an angle of 23¡ 28' with the equator; -- used for illustrating and solving astronomical problems.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012