/ Dictionary / Index D deathful: Meaning and Definition of Find definitions for: death•ful Pronunciation: (deth'ful), [key] — adj. deadly; fatal. resembling death; deathlike. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. death duty death house Related Content Daily Word Quiz: hedonist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language