Combustion
Part of speech: noun
Definition: The act or process of burning. A process where two chemicals are combined to produce heat. A process wherein a fuel is combined with oxygen, usually at high temperature, releasing heat. Violent agitation, tumult.
Burning
Part of speech: noun
Definition: A fire.
Part of speech: verb
Definition: To cause to be consumed by fire.
Part of speech: adjective
Definition: So hot as to seem to burn (something).Feeling very hot.Feeling great passion.