The word “Belladonna” means- beautiful lady. In older days, the Belladonna berry 
juice was used by Italian women as eye drop to dilate their pupils & make their eyes 
more attractive. 
The common name of Belladonna is Deadly Nightshade. This is because, Belladonna 
plant was allegedly used in witchcraft (use as magic powers especially to evil ones like 
Deadly nightshade) & magic during middle ages.