Frangulin :: Frangulin (n.) A yellow crystalline dyestuff, regarded as a glucoside, extracted from a species (Rhamnus Frangula) of the buckthorn; -- called also rhamnoxanthin..
Frangulinic :: Frangulinic (a.) Pertaining to, or drived from, frangulin, or a species (Rhamnus Frangula) of the buckthorn..