v. To roast (a salt or mineral) until it stops crackling in the fire.
v. Of salts and minerals, to crackle when heated, indicating a sudden breakdown of their particles.
the GNU version of the Collaborative International Dictionary of English
v. To roast or calcine so as to cause a crackling noise.
verb-intransitive. To crackle, as salt in roasting.
The Century Dictionary and Cyclopedia
To crackle, as salt when roasting.
To roast or calcine in a strong heat, so as to cause a continual bursting or crackling of the substance: as, to decrepitate salt.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
v. to roast or calcine so as to cause to crackle or until crackling stops
v. undergo decrepitation and crackle
Word Usage
"The crystals are in the form of small cubes and contain no water of crystallization; some water is, however, held in cavities in the crystals and causes the salt to decrepitate when heated."