/ Dictionary / Index P periwinkle: Meaning and Definition of Find definitions for: per•i•win•kle Pronunciation: (per'i-wing"kul), [key] — n. any of various marine gastropods or sea snails, esp. Littorina littorea, used for food in Europe. the shell of any of these animals. per•i•win•kle Pronunciation: (per'i-wing"kul), [key] — n. Also calleda trailing plant, Vinca minor, of the dogbane family, having glossy, evergreen foliage and usually blue-violet flowers. any of several similar plants of the genus Vinca or Catharanthus. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: periwinkle (Thesaurus) periwig chair perjure Related Content Daily Word Quiz: bungled Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language