Source : Webster's Revised Unabridged Dictionary (1913)

Tramontana \Tra`mon*ta"na\, n. [It. See {Tramontane}.] (Meteor.)
   A dry, cold, violent, northerly wind of the Adriatic.

Source : WordNet®

tramontana
     n : a cold dry wind that blows south out of the mountains into
         Italy and the western Mediterranean [syn: {tramontane}]