'Decrepitation' definitions:

Definition of 'decrepitation'

From: WordNet
noun
The crackling or breaking up of certain crystals when they are heated

Definition of 'Decrepitation'

From: GCIDE
  • Decrepitation \De*crep`i*ta"tion\, n. [Cf. F. d['e]cr['e]pitation.] The act of decrepitating; a crackling noise, such as salt makes when roasting. [1913 Webster]