/ Dictionary / Index P pentastyle: Meaning and Definition of Find definitions for: pen•ta•style Pronunciation: (pen'tu-stīl"), [key] — adj. Archit. having five columns. (of a classical temple or a building in the style of one) having five columns on one or each front. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pentastomid pentastylos Related Content Daily Word Quiz: pugilist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language