disintegration has definitions from the fields of physics,nuclear physics
1
[ noun ] in a decomposed state

Synonyms

decomposition

Used in print

(William G. Pollard, Physicist and Christian....)

It grows terribly and unavoidably in power and leaves in its wake a trail of misery , moral disintegration , and destruction .

(S. J. Perelman, The Rising Gorge. New York:...)

The beautiful , the satisfying part of his disintegration , however , was the masterly way the Buddha polished him off .

2
[ noun ] (physics,nuclear physics) the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation
3
[ noun ] separation into component parts

Synonyms

dissolution

4
[ noun ] total destruction

Synonyms

annihilation

Examples

"bomb tests resulted in the annihilation of the atoll"

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