The Collaborative International Dictionary of English v.0.48:

Galvanic \Gal*van"ic\, a. [From Galvani, a professor of
   physiology at Bologna, on account of his connection (about
   1780) with the discovery of dynamical or current electricity:
   cf. F. galvanique.]
   Of or pertaining to, or exhibiting the phenomena of,
   galvanism; employing or producing electrical currents.
   [1913 Webster]

   Galvanic battery (Elec.), an apparatus for generating
      electrical currents by the mutual action of certain
      liquids and metals; -- now usually called voltaic
      battery. See Battery.

   Galvanic circuit or Galvanic circle. (Elec.) See under
      Circuit.

   Galvanic pile (Elec.), the voltaic pile. See under
      Voltaic.
      [1913 Webster]

WordNet (r) 3.0 (2006):

galvanic battery
    n 1: battery consisting of a number of voltaic cells arranged in
         series or parallel [syn: voltaic battery, galvanic
         battery]