n. [ See Astronomy. ] 1. An astrologer. [ Obs. ] Shak. [ 1913 Webster ]
2. One who is versed in astronomy; one who has a knowledge of the laws of the heavenly orbs, or the principles by which their motions are regulated, with their various phenomena. [ 1913 Webster ]
An undevout astronomer is mad. Young. [ 1913 Webster ]