1. belladonna

noun. an alkaloidal extract or tincture of the poisonous belladonna plant that is used medicinally.

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2. belladonna

noun. perennial Eurasian herb with reddish bell-shaped flowers and shining black berries; extensively grown in United States; roots and leaves yield atropine.


  • deadly nightshade
  • belladonna plant
  • herbaceous plant
  • genus Atropa
  • Atropa
  • Atropa belladonna

Sentences with belladonna

1. Noun, singular or mass
Amaryllis belladonna is also easy to grow.

2. Adjective
Also native to South Africa but best in a gritty soil, belladonna lily (Amaryllis belladonna) is seasonally dormant, lacking foliage in the few months before the naked flower stems poke up from the soil.