incombustible
[ in-kuh m-buhs-tuh-buh l ]
/ ˌɪn kəmˈbʌs tə bəl /
adjective
not combustible; incapable of being burned; fireproof.
noun
an incombustible substance.
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Nearby words
incognizant, incoherence, incoherency, incoherent, incohesive, incombustible, income, income account, income bond, income distribution, income fund
Origin of incombustible
First recorded in 1425–75; late Middle English word from Medieval Latin word incombustibilis. See in-3, combustible
Related formsin·com·bus·ti·bil·i·ty, in·com·bus·ti·ble·ness, nounin·com·bus·ti·bly, adverb
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for incombustible
British Dictionary definitions for incombustible
incombustible
/ (ˌɪnkəmˈbʌstəbəl) /
adjective
not capable of being burnt; fireproof
noun
an incombustible object or material
Derived Formsincombustibility or incombustibleness, nounincombustibly, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for incombustible
incombustible
late 15c., from Old French incombustible (14c.) or directly from Medieval Latin incombustibilis; see in- (1) + combustible.
Online Etymology Dictionary, © 2010 Douglas Harper