what is astrology mean
n. 1. (Astrology) the study of the motions and relative positions of the planets, sun, and moon, interpreted in terms of human characteristics and activities.2. (Astronomy) the primitive study of celestial bodies, which formed the basis of astronomy.. (Astrology) the study of the motions and relative positions of the planets, sun, and moon, interpreted in terms of human characteristics and activities. 2. (Astronomy) the primitive study of celestial bodies, which formed the basis of astronomy.