/ Dictionary / Index D d. in p. aeq.: Meaning and Definition of Find definitions for: d. in p. aeq. Pronunciation: [key] (in prescriptions) let it be divided into equal parts. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. dinothere dint Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language