Definition of decrepitate in English:

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Pronunciation: /dɪˈkrɛpɪteɪt/


[no object] technical
(Of a solid, especially a crystal) disintegrate audibly when heated.
Example sentences
  • Some pyrrhotite is relatively unstable in humid environments, decrepitating like pyrite.
  • Furthermore, much marcasite is highly unstable when exposed to the atmosphere and decrepitates quickly.
  • The rock is so thoroughly altered it decrepitates on exposure to the atmosphere.



Pronunciation: /dɪkrɛpɪˈteɪʃ(ə)n/
Example sentences
  • Mixed together with oxidisers, these compounds combust by producing small explosions or ‘decrepitation’ at the surface of the burning mixture.
  • In this work, the decrepitation process was examined with regard to mechanical properties and microstructure.
  • In addition, it also resists compaction and promotes decrepitation of the alloy.


Mid 17th century: from de- 'away' + Latin crepitat- 'crackled', from the verb crepitare, frequentative of crepare 'rattle' (see decrepit).

For editors and proofreaders

Line breaks: de|crepi|tate

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