Breadcrumb Home > Dictionary > Index K K meson: Meaning and Definition of Find definitions for: K meson Pronunciation: (kā'mē'zon, -son, -mez'on, -mes'on). [key] — Physics. Physics. kaon. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. kMc km/sec 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: effete Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language