/ Dictionary / Index D diplocardiac: Meaning and Definition of Find definitions for: dip•lo•car•di•ac Pronunciation: (dip"lu-kär'dē-ak"), [key] — adj. Zool. having the right and left sides of the heart somewhat or completely divided, as in birds and mammals. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. diploblastic diplococcus Related Content Daily Word Quiz: supine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language