/ Dictionary / Index D dipl.: Meaning and Definition of Find definitions for: dipl. Pronunciation: [key] diplomat. diplomatic. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. diphyodont diplacusis Related Content Daily Word Quiz: penchant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language