/ Dictionary / Index H heortology: Meaning and Definition of Find definitions for: he•or•tol•o•gy Pronunciation: (hē"ôr-tol'u-jē), [key] — n. the study of the history and significance of the feasts and seasons in the ecclesiastical calendar. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Henze hep Related Content Daily Word Quiz: sequester Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language