See Also: incombustible(dictionary)

incombustible (iou)



incombustible adjective & noun. L15.
[medieval Latin incombustibilis, formed as IN-3 + combustibilis COMBUSTIBLE.]
A. adjective. Not combustible. L15.
b. noun. An incombustible substance or constituent. E19.
incombusti'bility noun L17.
incombustibleness noun E18.