Dioxindol
Pronunciation : Di`ox*in"dol
Part of Speech : n.
Etymology : [Pref. di- + oxygen + indol.] (Chem.)
Definition : Defn: A white, crystalline, nitrogenous substance obtained by the reduction of isatin. It is a member of the indol series; -- hence its name.
Source : Webster's Unabridged Dictionary, 1913