adjective Etymology: Middle English, probably from Middle French, from in- + combustible combustible Date: 15th century not combustible ; incapable of being burned, incombustibility noun ~ noun
INCOMBUSTIBLE
Meaning of INCOMBUSTIBLE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012