The Collaborative International Dictionary of English v.0.48:

Inductor \In*duct"or\, n. [L., one who stirs up or rouses. See
   Induce.]
   [1913 Webster]
   1. The person who inducts another into an office or benefice.
      [1913 Webster]

   2. (Elec.) That portion of an electrical apparatus, in which
      is the inducing charge or current.
      [1913 Webster]

WordNet (r) 3.0 (2006):

inductor
    n 1: an electrical device (typically a conducting coil) that
         introduces inductance into a circuit [syn: inductor,
         inductance]