/ Dictionary / Index G greathearted: Meaning and Definition of Find definitions for: great•heart•ed Pronunciation: (grāt'här'tid), [key] — adj. having or showing a generous heart; magnanimous. high-spirited; courageous; fearless: greathearted defense of liberty. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: greathearted (Thesaurus) great guns great helm 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