Persulphocyanic

1 definition found

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

  Persulphocyanic \Per*sul`pho*cy*an"ic\, a. (Chem.)
     Pertaining to, or designating, a yellow crystalline substance
     (called also perthiocyanic acid), analogous to sulphocyanic
     acid, but containing more sulphur.
     [1913 Webster]