Rubidine
Pronunciation : Ru"bi*dine ( or )
Part of Speech : n.
Definition : Defn: A nitrogenous base homologous with pyridine, obtained from coal tar as an oily liquid, C11H17N; also, any one of the group od metameric compounds of which rubidine is the type.
(Chem.)
Source : Webster's Unabridged Dictionary, 1913