/ Dictionary / Index D dulc.: Meaning and Definition of Find definitions for: dulc. Pronunciation: [key] (in prescriptions) sweet. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Dulbecco Dulce Related Content Daily Word Quiz: lyceum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language