Meaning of DECOMPOSITION in English


I. decomposition noun

Etymology: probably from decomposite (I) , after English composite: composition

obsolete : the combination of composites : repeated composition

II. de·com·po·si·tion (|)dēˌkämpə|zishən noun

Etymology: probably from French décomposition, from décomposer, after French composer to compose: composition

: the act or process of decomposing : the state of being decomposed:

a. : the separation or resolution (as of a substance) into constituent parts or elements or into simpler compounds

decomposition of mercuric oxide into mercury and oxygen

— compare dissociation 1a

b. : disintegration

decomposition by fission

c. : organic decay

the decomposition of a dead body

: dissolution

the complete decomposition of the opposition

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