Dictionary
ex•o•ther•mic
Pronunciation: (ek"sō-thûr'mik), [key]—
adj. Chem.
noting or pertaining to a chemical change that is accompanied by a liberation of heat (opposed to
endothermic).
Also,ex"o•ther'mal.Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.