The Collaborative International Dictionary of English v.0.48:
Dicyanide \Di*cy"a*nide\, n. [Pref. di- + cyanogen.] (Chem.) A compound of a binary type containing two cyanogen groups or radicals; -- called also bicyanide. [1913 Webster]The Collaborative International Dictionary of English v.0.48:
Bicyanide \Bi*cy"a*nide\, n. See Dicyanide. [1913 Webster]