/ Dictionary / Index H heartfelt: Meaning and Definition of Find definitions for: heart•felt Pronunciation: (härt'felt"), [key] — adj. deeply or sincerely felt: heartfelt sympathy. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: heartfelt (Thesaurus) heart failure heart-free Related Content Daily Word Quiz: opulent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language