Source : Webster's Revised Unabridged Dictionary (1913)

Contemptuously \Con*temp"tu*ous*ly\, adv.
   In a contemptuous manner; with scorn or disdain;
   despitefully.

         The apostles and most eminent Christians were poor, and
         used contemptuously.                     --Jer. Taylor.

Source : WordNet®

contemptuously
     adv : without respect; in a disdainful manner; "she spoke of him
           contemptuously" [syn: {disdainfully}, {scornfully}, {contumeliously},
            {showing contempt}]