/ Dictionary / Index A astrology: Meaning and Definition of Find definitions for: as•trol•o•gy Pronunciation: (u-strol'u-jē), [key] — n. the study that assumes and attempts to interpret the influence of the heavenly bodies on human affairs. the science of astronomy. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: astrology (Thesaurus) astrolabe astromancy Related Content Daily Word Quiz: eccentric Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language