[ uh-strol-uh-jee ]
See synonyms for: astrologyastrologerastrological on

  1. the study that assumes and attempts to interpret the influence of the heavenly bodies on human affairs.

  2. Obsolete. the science of astronomy.

Origin of astrology

1325–75; Middle English <Latin astrologia<Greek. See astro-, -logy

Other words from astrology

  • as·trol·o·ger, as·trol·o·gist, noun
  • as·tro·log·i·cal [a-struh-loj-i-kuhl], /ˌæ strəˈlɒdʒ ɪ kəl/, as·tro·log·ic, as·trol·o·gous [uh-strol-uh-guhs], /əˈstrɒl ə gəs/, adjective
  • as·tro·log·i·cal·ly, adverb Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use astrology in a sentence

British Dictionary definitions for astrology


/ (əˈstrɒlədʒɪ) /

  1. the study of the motions and relative positions of the planets, sun, and moon, interpreted in terms of human characteristics and activities

  2. the primitive study of celestial bodies, which formed the basis of astronomy

Origin of astrology

C14: from Old French astrologie, from Latin astrologia, from Greek, from astrologos (originally: astronomer); see astro-, -logy

Derived forms of astrology

  • astrologer or astrologist, noun
  • astrological (ˌæstrəˈlɒdʒɪkəl), adjective
  • astrologically, adverb

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Cultural definitions for astrology


A study of the positions and relationships of the sun, moon, stars, and planets in order to judge their influence on human actions. Astrology, unlike astronomy, is not a scientific study and has been much criticized by scientists. (See zodiac (see also zodiac).)

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.