decrepitate
/dɪˈkrɛpɪteɪt
/verb [no object] technical
(Of a solid, especially a crystal) disintegrate audibly when heated.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.
Derivatives
decrepitation
/ noun ...- 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.
Origin
Mid 17th century: from de- 'away' + Latin crepitat- 'crackled', from the verb crepitare, frequentative of crepare 'rattle' (see decrepit).
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