Astron.
the angular distance from the zenith of a point on the celestial sphere to the sphere, measured along a great circle that is perpendicular to the horizon; the complement of the altitude.
[ 1695-1705 ]
Astron.
the angular distance from the zenith of a point on the celestial sphere to the sphere, measured along a great circle that is perpendicular to the horizon; the complement of the altitude.
[ 1695-1705 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012