incombustible

in·com·bus·ti·ble

adj \ˌin-kəm-ˈbəs-tə-bəl\

Definition of INCOMBUSTIBLE

: not combustible : incapable of being burned

— in·com·bus·ti·bil·i·ty \-ˌbəs-tə-ˈbi-lə-tē\ noun

— incombustible noun

Examples of INCOMBUSTIBLE

1. <we keep our important papers in an incombustible safe in the basement>

Origin of INCOMBUSTIBLE

Middle English, probably from Middle French, from in- + combustible combustible

First Known Use: 15th century

Related to INCOMBUSTIBLE

Synonyms: fireproof, noncombustible, nonflammable, noninflammable

Antonyms: burnable, combustible, flammable, ignitable (also ignitible), inflammable

Related Words: nonexplosive

Near Antonyms: ablaze, afire, aflame, blazing, burning, combusting, fiery, flaming, ignited, inflamed (also enflamed), kindled, lit (or lighted); consumable; explosive, incendiary, volcanic

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Other Chemical Engineering Terms

alkali, cation, decant, hygroscopic, isotope, oxidize, slurry, solute, viscous