astrology — astronomy — astrologer — astronomer
an Indian astrologer
“Astrology” means ‘the art of telling the future events by studying the supposed influence of stars and planets, and their movements in heaven’; and an “astrologer” is ‘a person who tells the future by studying the movements of stars, usually making a living by doing so’,
e.g.
Many astrologers argue that astrology is the oldest of all arts and is more authentic than science.
“Astronomy” means ‘the science concerning the positions and movements of planets and stars’; and an “astronomer” is ‘a person who studies the stars and planets scientifically’,
an astronomer
e.g.
Astronomers have made great advances in astronomy since the invention of telescope.
Many people consider “astrology” as a guess work and do not take it seriously. “Astronomy”, however, is a recognised science, and is purely based on facts.
