Source : Webster's Revised Unabridged Dictionary (1913)

Galvanism \Gal"va*nism\, n. [From Galvani: cf. F. galvanisme.
   See {Galvanic}.] (Physics)
   (a) Electricity excited by the mutual action of certain
       liquids and metals; dynamical electricity.
   (b) The branch of physical science which treats of dynamical
       elecricity, or the properties and effects of electrical
       currents.

   Note: The words galvanism and galvanic, formerly in very
         general use, are now rarely employed. For the latter,
         voltaic, from the name of Volta, is commonly used.

Source : WordNet®

galvanism
     n 1: electricity produced by chemical action
     2: the therapeutic application of electricity to the body [syn:
         {electric healing}, {electrical healing}]