Source : Webster's Revised Unabridged Dictionary (1913)

Etna \Et"na\, n.
   A kind of small, portable, cooking apparatus for which heat
   is furnished by a spirit lamp.

         There should certainly be an etna for getting a hot cup
         of coffee in a hurry.                    --V. Baker.

Source : WordNet®

Etna
     n 1: an inactive volcano in Sicily; last erupted in 1961; the
          highest volcano in Europe (10,500 feet) [syn: {Mount
          Etna}, {Mt Etna}]
     2: a gas burner used in laboratories; has an air valve to
        regulate the mixture of gas and air [syn: {bunsen burner},
         {bunsen}]