Breadcrumb Home > Dictionary > Index N noncombustible: Meaning and Definition of Find definitions for: non•com•bus•ti•ble Pronunciation: (non"kum-bus'tu-bul), [key] — adj. not flammable. —n. a noncombustible substance. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: noncombustible (Thesaurus) noncombatant noncommissioned 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