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disintegration

/dɪsˌɪnd.əˈɡɹeɪ.ʃən/ noun C1
  1. A process by which anything disintegrates. (countable, uncountable)
  2. The condition of anything which has disintegrated. (countable, uncountable)
  3. The wearing away or falling to pieces of rocks or strata, produced by atmospheric action, frost, ice, etc. (countable, uncountable)
  4. The process of radioactive decay. (countable, uncountable)
  5. The radioactive decay of a single atom. (countable, uncountable) · The sample exhibited an activity of three disintegrations per second.

Plural disintegrations

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Words, meanings, pronunciations and translations from Wiktionary (CC BY-SA 4.0); how common each word is from wordfreq. Made into this dictionary by FluentPlex.