/ Dictionary / Index P peristyle: Meaning and Definition of Find definitions for: per•i•style Pronunciation: (per'u-stīl"), [key] — n. Archit. a colonnade surrounding a building or an open space. an open space, as a courtyard, surrounded by a colonnade. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: peristyle (Thesaurus) peristome peristylium Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language