prednisone: 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
anti-inflammatory: a medicine intended to reduce inflammation
calostoma lutescens: a gasteromycete with a leathery stalk and a fruiting body that is globose and has a pale yellow spore case