/ Dictionary / Index P Peirce: Meaning and Definition of Find definitions for: Peirce Pronunciation: (pûrs, pērs), [key] — n. 1809–80, U.S. mathematician. 1839–1914, U.S. philosopher, mathematician, and physicist. a male given name. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: peirce (Thesaurus) Peiraievs pejoration Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language