Noun belladonna has 2 senses
  1. belladonna, deadly nightshade, Atropa belladonna - perennial Eurasian herb with reddish bell-shaped flowers and shining black berries; extensively grown in United States; roots and leaves yield atropine
    --1 is a kind of herb, herbaceous plant
    --1 is a member of Atropa, genus Atropa
  2. belladonna - an alkaloidal extract or tincture of the poisonous belladonna herb that is used medicinally
    --2 is a kind of
    atropine
,
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