Definition of "chemical energy" [chemical energy]

• The net potential energy liberated or absorbed during the course of a chemical reaction (noun)

Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License

• "This operation takes place only through the medium of the nervous system, and it has been suggested,73 to avoid any violation of the law of the conservation of energy, that it is effected, not by the transference, as is sometimes supposed, of energy from the spiritual to the material plane, but merely by means of directive control over the expenditure of energy derived by the body from purely physical sources, e.g. the latent chemical energy bound up in the food eaten and the oxygen breathed."