Deadly nightshade Meaning, Definition & Usage

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

WordNet

Definitions
  1. (Bot.), a poisonous plant; belladonna. See under Nightshade.
Definitions
  1. . Same as Belladonna (a).

Webster 1913