Astron.
the angle, measured westward through 360°, between the hour circle passing through the vernal equinox and the hour circle of a celestial body. Cf. hour angle .
Astron.
the angle, measured westward through 360°, between the hour circle passing through the vernal equinox and the hour circle of a celestial body. Cf. hour angle .
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012