/ Dictionary / Index I ingratitude: Meaning and Definition of Find definitions for: in•grat•i•tude Pronunciation: (in-grat'i-td", -tyd"), [key] — n. the state of being ungrateful; unthankfulness. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: ingratitude (Thesaurus) ingratiating ingredient Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language