In chemistry, an endothermic reaction is one that that requires heat to break the bonds of the reactants.
See also: homeothermic, homoiothermic, exothermic, thermodynamics, chemical thermodynamics.
Sources: [[1] (http://www.chem.umn.edu/outreach/EndoExo.html)]
wikipedia.org dumped 2003-03-17 with terodump