/ Dictionary / Index P Ponce de León: Meaning and Definition of Find definitions for: Ponce de Le•ón Pronunciation: (pons' du lē'un Sp. pôn'the &thslashe le&sylpôn', pôn'se), [key] c1460–1521, Spanish explorer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ponceau Poncelet Related Content Daily Word Quiz: exemplary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language