The Collaborative International Dictionary
Thermolysis
Thermolysis \Ther*mol"y*sis\ (th[~e]r"m[o^]l"[i^]*s[i^]s), n. [Thermo- + Gr. ly`ein to loose.] (Chem.) The resolution of a compound into parts by heat; dissociation by heat.
Wiktionary
thermolysis
n. 1 (context chemistry English) The dissociation or decomposition of a material as a result of being heated 2 (context physiology English) The dissipation of heat from the body, especially by evaporation or radiation