the act or process of burning.

Chemistry .

rapid oxidation accompanied by heat and, usually, light.

chemical combination attended by production of heat and light.

slow oxidation not accompanied by high temperature and light.

violent excitement; tumult.

noun

agitation , candescence , disturbance , flaming , ignition , kindling , oxidization , thermogenesis , tumult , turmoil , burning , consuming , cremation , fire , heat , incineration , oxidation , volatile