#1 disintegration n. [decomposition] in a decomposed state. wn
#2 disintegration n. a loss (or serious disruption) of organization in some system; "a disintegration of personality". wn
#3 disintegration n. [dissolution] separation into component parts. wn
#4 disintegration n. [decay, radioactive decay] the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation. wn
#5 disintegration n. [annihilation] total destruction; "bomb tests resulted in the annihilation of the atoll". wn
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