Belladonna
Pronunciation : Bel`la*don"na
Part of Speech : n.
Etymology : [It., literally fine lady; bella beautiful + donna lady.] (Bot.) (a) An herbaceous European plant (Atropa belladonna) with reddish bell-shaped flowers and shining black berries. The whole plant and its fruit are very poisonous, and the root and leaves are
Source : Webster's Unabridged Dictionary, 1913