from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A sudden slowing in the rate of temperature increase in a metal being heated, caused by endothermic structural changes and resulting in a darkening of the metal.
from The Century Dictionary and Cyclopedia
- n. The sudden absorption of heat by iron which is observed when that substance is heated to about 795° C.: opposed to recalescence.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. phenomenon that occurs when a metal is being heated and there is a sudden slowing in the rate of temperature increase; slowing is caused by a change in the internal crystal structure of the metal
From de- + Latin calēscere, to become warm, inchoative of calēre, to be warm; see kelə-1 in Indo-European roots.(American Heritage® Dictionary of the English Language, Fourth Edition)
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