Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun belladonna

2 senses of belladonna

Sense 1
belladonna, belladonna plant, 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)
       => herb, herbaceous plant -- (a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests)

Sense 2
belladonna -- (an alkaloidal extract or tincture of the poisonous belladonna plant that is used medicinally)
       => atropine -- (a poisonous crystalline alkaloid extracted from the nightshade family; used as an antispasmodic and to dilate the eye pupil; also administered in large amounts as an antidote for organophosphate nerve agents or organophosphate insecticides)