/ Dictionary / Index D dpi: Meaning and Definition of Find definitions for: dpi Pronunciation: [key] dots per inch: a measure of resolution used esp. for printed text or images. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. D. Ph. DPL Related Content Daily Word Quiz: garrulous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language