Enthalpy

1 definition found

From WordNet (r) 2.0 [wn]:

  enthalpy
       n : (thermodynamics) a thermodynamic quantity equal to the
           internal energy of a system plus the product of its
           volume and pressure; "enthalpy is the amount of energy in
           a system capable of doing mechanical work" [syn: {heat
           content}, {total heat}, {H}]