/ Dictionary / Index P pentathlete: Meaning and Definition of Find definitions for: pen•tath•lete Pronunciation: (pen-tath'lēt), [key] — n. an athlete participating or specializing in the pentathlon. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: pentathlete (Thesaurus) Pentateuch pentathlon 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