\Hor"o*scope\, n. [F. horoscope, L. horoscopus, fr.
Gr. ?, adj., observing hours or times, esp. observing the
hour of birth, n., a horoscope; ? hour + ? to view, observe.
See {Hour}, and {-scope}.]
1. (Astrol.)
   (a) The representation made of the aspect of the heavens
       at the moment of a person's birth, by which the
       astrologer professed to foretell the events of the
       person's life; especially, the sign of the zodiac
       rising above the horizon at such a moment.
   (b) The diagram or scheme of twelve houses or signs of the
       zodiac, into which the whole circuit of the heavens
       was divided for the purposes of such prediction of
       fortune.
2. The planisphere invented by Jean Paduanus.
3. A table showing the length of the days and nights at all
   places. --Heyse.