The Collaborative International Dictionary of English v.0.48:

Curing \Cur"ing\ (k?r"?ng),
   p. a. & vb. n. of Cure.
   [1913 Webster]

   Curing house, a building in which anything is cured;
      especially, in the West Indies, a building in which sugar
      is drained and dried.
      [1913 Webster]