Meaning of COMBUSTION in English

COMBUSTION

kəmˈbəschən noun

( -s )

Etymology: Middle English, from Middle French or Late Latin; Middle French, from Late Latin combustion-, combustio, from Latin combustus (past participle of comburere to burn up, irregular — influenced by amburere to burn up, from ambi- + urere — from com- + urere to burn) + -ion-, -io -ion — more at ember

1. : a process or instance of burning: as

a. : any chemical process accompanied by the evolution of light and heat, being typically a vigorous union of substances with oxygen ; sometimes : slower oxidation (as in the animal body)

b. in quantitative analysis : the entire operation of burning a measured portion of a substance to be analyzed and collecting the products — see combustion method

2. : violent agitation : confusion , tumult

the wasteful, uncontrolled combustion of Nasser's early career — R.C.Doty

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.