/ Dictionary / Index H hieron: Meaning and Definition of Find definitions for: hi•er•on Pronunciation: (hī'u-ron", hī'ron), [key] — pl. -er•a (in ancient Greece) a temple or a sacred place. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hieromonk Hieronymic Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language