Definition of free energy in English:

free energy


  • [mass noun] A thermodynamic quantity equivalent to the capacity of a system to do work.

    See also Gibbs free energy
    • ‘The notable decrease in free energy from trimer to tetramer suggested that the aggregation process was cooperative.’
    • ‘Therefore, a thermodynamic analysis of denaturation free energy change can be used.’
    • ‘The thesis was on thermodynamic potential in physics and chemistry and in it he defined the criterion for chemical reactions in terms of free energy.’
    • ‘The origin of the cell voltage is then the difference in free energy between Li + ions in the crystal structures of the two electrode materials.’
    • ‘Thus the calculated electrostatic free energy corresponds to the work required to push the test ion into the channel.’