n. [ Halo + -scope. ] An instrument for exhibition or illustration of the phenomena of halos, parhelia, and the like. [ 1913 Webster ]
n. [ F. horoscope, L. horoscopus, fr. Gr. &unr_;, adj., observing hours or times, esp. observing the hour of birth, n., a horoscope; &unr_; hour + &unr_; to view, observe. See Hour, and -scope. ]