/ Dictionary / Index T turpeth: Meaning and Definition of Find definitions for: tur•peth Pronunciation: (tûr'pith), [key] — n. the root of an East Indian plant, Merremia (or Operculina) turpethum, of the morning glory family, formerly used as a purgative. the plant itself. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. turpentine Turpin Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language