/ Dictionary / Index P perfoliate: Meaning and Definition of Find definitions for: per•fo•li•ate Pronunciation: (pur-fō'lē-it, -āt"), [key] — adj. Bot. having the stem apparently passing through the leaf, owing to congenital union of the basal edges of the leaf round the stem. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: perfoliate (Thesaurus) perfin perfoliate bellwort Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language