deadly nightshade meaning and definition

DEADLY NIGHTSHADE noun

Definition of deadly nightshade (noun)

1. perennial Eurasian herb with reddish bell-shaped flowers and shining black berries; extensively grown in United States; roots and leaves yield atropine
   • synonyms: Atropa belladonna, belladonna, belladonna plant
2. poisonous perennial Old World vine having violet flowers and oval coral-red berries; widespread weed in North America
   • synonyms: bittersweet, bittersweet nightshade, climbing nightshade, poisonous nightshade, Solanum dulcamara, woody nightshade