noncombustible

[ non-kuhm-buhs-tuh-buhl ]
/ ˌnɒn kəmˈbʌs tə bəl /

adjective

not flammable.

noun

a noncombustible substance.

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Origin of noncombustible

First recorded in 1965–70; non- + combustible

OTHER WORDS FROM noncombustible

non·com·bus·ti·bil·i·ty, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020