inductor

from WordNet (r) 3.0 (2006)

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

from 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]