Source : WordNet®

prednisone
     n : a dehydrogenated analogue of cortisol (trade names Orasone
         or Deltasone or Liquid Pred or Meticorten); used as an
         anti-inflammatory drug in the treatment of arthritis and
         as an immunosuppressant [syn: {Orasone}, {Deltasone}, {Liquid
         Pred}, {Meticorten}]