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English definition of “disintegrate”

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disintegrate

verb [I] uk   /dɪˈsɪn.tɪ.ɡreɪt/ us    /-t̬ə-/
to become weaker or be destroyed by breaking into small pieces: The spacecraft disintegrated as it entered the Earth's atmosphere. The Ottoman Empire disintegrated into lots of small states. to become much worse: The situation disintegrated into chaos.
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disintegration
noun [U] uk   /dɪˌsɪn.tɪˈɡreɪ.ʃən/ us    /ˌdɪs.ɪn.t̬ə-/
social disintegration the gradual disintegration of family values
(Definition of disintegrate from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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