(n)a corticosteroid drug (trade names Decadron or Dexamethasone Intensol or Dexone or Hexadrol or Oradexon) used to treat allergies or inflammation, Syn.Oradexon, Hexadrol, Dexamethasone Intensol, Dexone, Decadron
n. [ L. hexas, hexadis, the number six, Gr. &unr_;, &unr_;, fr. "e`x six.] (chem.) An atom whose valence is six, and which can be theoretically combined with, substituted for, or replaced by, six monad atoms or radicals; as, sulphur is a hexad in sulphuric acid. Also used as an adjective. [1913 Webster]