/ Dictionary / Index P placentate: Meaning and Definition of Find definitions for: pla•cen•tate Pronunciation: (plu-sen'tāt), [key] — adj. having a placenta. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. placenta placentation Related Content Daily Word Quiz: cur Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language