say it: di-sin-tuh-GRAY-shuhn
disintegration is a noun meaning "in a decomposed state". It carries 5 recorded senses.
in a decomposed state
a loss (or serious disruption) of organization in some system
“a disintegration of personality”
separation into component parts
the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation
total destruction
“bomb tests resulted in the annihilation of the atoll”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for disintegration come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.