/ Dictionary / Index H Hesychast: Meaning and Definition of Find definitions for: Hes•y•chast Pronunciation: (hes'i-kast"), [key] — n. one of a sect of mystics that originated in the 14th century among the monks on Mt. Athos, Greece. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Heston and Isleworth hetaera Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language