combustion

com·bus·tion

noun \kəm-ˈbəs-chən\

Definition of COMBUSTION

1

: an act or instance of burning

2

: a usually rapid chemical process (as oxidation) that produces heat and usually light; also : a slower oxidation (as in the body)

3

: violent agitation : tumult

— com·bus·tive \-ˈbəs-tiv\ adjective

Examples of COMBUSTION

1. Combustion may occur at high temperatures.
2. This ratio of air to fuel results in better combustion.

First Known Use of COMBUSTION

15th century