Rhodizonic

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Rhodizonic \Rho`di*zon"ic\, a. [Gr. ??? to be rose-red.] (Chem.)
     Pertaining to, or designating, a colorless crystalline
     substance (called rhodizonic acid, and carboxylic acid)
     obtained from potassium carboxide and from certain quinones.
     It forms brilliant red, yellow, and purple salts.
     [1913 Webster]