The Collaborative International Dictionary of English v.0.48:

Chrysoidine \Chrys*o"["i]*dine\, n. [Gr. chryso`s gold + -oid +
   -ine.] (Chem.)
   An artificial, yellow, crystalline dye, C6H5N2.C6H3(NH2)2.
   Also, one of a group of dyestuffs resembling chryso["i]dine
   proper.
   [1913 Webster]