BELLADONNA, n. In Italian a beautiful lady; in English a deadly poison. A striking example of the essential identity of the two tongues.

Source: THE DEVIL'S DICTIONARY ((C)1911 Released April 15 1993)
 

Atropa \Atropa\ n. a genus of plants of the nightshade family, including the belladonna (Atropa belladonna).

Syn: genus Atropa. [WordNet 1.5]

Source: The Collaborative International Dictionary of English v.0.48
 

Belladonna \Bel`la*don"na\, n. [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 used as powerful medicinal agents. Its properties are largely due to the alkaloid atropine which it contains. Called also deadly nightshade.
   (b) A species of Amaryllis (Amaryllis belladonna); the belladonna lily. [1913 Webster]

Source: The Collaborative International Dictionary of English v.0.48
 

38 Moby Thesaurus words for "belladonna": DET, DMT, Indian hemp, LSD, THC, bhang, cannabis, castor-oil plant, deadly nightshade, death camas, diethyltryptamine, dimethyltryptamine, ergot, foxglove, ganja, hallucinogens, hashish, hemlock, hemp, henbane, horsetail, hyoscyamus, jimsonweed, marijuana, mayapple, mescal, mescal bean, mescaline, monkshood, morning glory seeds, peyote, poison ivy, poison parsley, poison sumac, pokeweed, psilocin, psilocybin, stramonium

Source: Moby Thesaurus II by Grady Ward, 1.0
 

belladonna

Source: WordNet (r) 2.0
 

Belladonna \Bel`la*don"na\, n. [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 used as powerful medicinal agents. Its properties are largely due to the alkaloid atropine which it contains. Called also deadly nightshade.
   (b) A species of Amaryllis (A. belladonna); the belladonna lily.

Source: Webster's Revised Unabridged Dictionary (1913)