/ Dictionary / Index H heretical: Meaning and Definition of Find definitions for: he•ret•i•cal Pronunciation: (hu-ret'i-kul), [key] — adj. of, pertaining to, or characteristic of heretics or heresy. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: heretical (Thesaurus) heretic hereto Related Content Daily Word Quiz: malady Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language