Breadcrumb Home > Dictionary > Index P piecewise: Meaning and Definition of Find definitions for: piece•wise Pronunciation: (pēs'wīz"), [key] — adv. Math. denoting that a function has a specified property, as smoothness or continuity, on each of a finite number of pieces into which its domain is divided: a piecewise continuous function; a piecewise differentiable curve. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. piece rate piecework TrendingHere are the facts and trivia that people are buzzing about. Biographies: Notable Jewish Religious Leaders Current Events This Week: September 2023 Hispanic Population and the 2010 U.S. Census 50 Spookiest Halloween Quotes Preamble of the United Nations Charter The Jewish Calendar ✖ Related Content Daily Word Quiz: nemesis Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language