/ Dictionary / Index P Peruvian bark: Meaning and Definition of Find definitions for: Peru'vian bark' Pronunciation: [key] cinchona (def. 2). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Peruvian balsam Peruvian mastic tree Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language