- to roast or calcine (salt, minerals, etc.) so as to cause crackling or until crackling ceases.
- to break up when exposed to heat.
Origin of decrepitate
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for decrepitation
Decrepitation is the crackling of a substance due to the sudden expansion of combined water upon heating.The Elements of Blowpipe Analysis
Frederick Hutton Getman
Moreover, there is no comparison, as to the effects, between the decrepitation of Sea-salt and the fulmination of Gold.Elements of the Theory and Practice of Chymistry, 5th ed.
Pierre Joseph Macquer
Whilst heating this sand upon platinum, decrepitation was audible, which indicated the cracking of some of the little pebbles.The Eruption of Vesuvius in 1872
- (tr) to heat (a substance, such as a salt) until it emits a crackling sound or until this sound stops
- (intr) (esp of a salt) to crackle, as while being heated
C17: from New Latin dēcrepitāre, from Latin crepitāre to crackle, from crepāre to creak
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012