Definition of exergonic in English:

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Pronunciation: /ˌeksərˈɡänik/


(Of a metabolic or chemical process) accompanied by the release of energy. The opposite of endergonic.
Example sentences
  • The changes of mechanical power are supported by a sequence of exergonic processes that over the last decades have been the subject of extensive research in biochemistry and biophysics.
  • In this way, the energy released by the exergonic reaction can be partially harnessed to drive the endergonic one.
  • With its highly exergonic free energy change, the flow of electrons through Complex I is more than adequate to drive ATP synthesis.


Mid 20th century: from ex-2 'out of' + Greek ergon 'work' + -ic.

For editors and proofreaders

Syllabification: ex·er·gon·ic

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