/ Dictionary / Index P pentaptych: Meaning and Definition of Find definitions for: pen•tap•tych Pronunciation: (pen'tap-tik), [key] — n. a work of art consisting of five panels or sections. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pentaprism pentarchy Related Content Daily Word Quiz: simian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language