Soldering iron

from WordNet (r) 3.0 (2006)

soldering iron
    n 1: a hand tool with a heatable tip; used to melt and apply
         solder

from The Collaborative International Dictionary of English v.0.48

Soldering \Sol"der*ing\,
   a. & n. from {Solder}, v. t.
   [1913 Webster]

   {Soldering iron}, {Soldering tool}, an instrument for
      soldering, consisting of a bit or bolt of copper having a
      pointed or wedge-shaped end, and furnished with a handle.
      [1913 Webster]