belladonna

noun

bel·​la·​don·​na ˌbe-lə-ˈdä-nə How to pronounce belladonna (audio)
1
: an Old World poisonous plant (Atropa belladonna) of the nightshade family having purple or green bell-shaped flowers, glossy black berries, and root and leaves that yield atropine

called also deadly nightshade

2
: a medicinal extract (such as atropine) from the belladonna plant

Examples of belladonna in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
But Atropa belladonna is more than an agent of death. Nina Foster, JSTOR Daily, 30 May 2025 Amaryllis flowers are a small genus of flowers with two different species — with Amaryllis belladonna being the more popular one. Ryan Brennan, Fort Worth Star-Telegram, 30 Jan. 2025 Their relatives include daffodils (Narcissus), naked ladies (Amaryllis belladonna), and the alliums, including edible garlic, leeks, onion, and the ornamental alliums. Erica Browne Grivas, Better Homes & Gardens, 24 Nov. 2024 Consuming belladonna can affect your nervous system. Mary Choy, Health, 9 Oct. 2024 See All Example Sentences for belladonna

Word History

Etymology

Italian, literally, beautiful lady

First Known Use

1597, in the meaning defined at sense 1

Time Traveler
The first known use of belladonna was in 1597

Browse Nearby Words

Cite this Entry

“Belladonna.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/belladonna. Accessed 4 Jun. 2025.

Kids Definition

belladonna

noun
bel·​la·​don·​na ˌbel-ə-ˈdän-ə How to pronounce belladonna (audio)
1
: a European poisonous herb of the nightshade family with purple or green bell-shaped flowers, glossy black berries, and a root and leaves that are a source of atropine

called also deadly nightshade

2
: a drug or extract from the belladonna
Etymology

from Italian bella donna, literally, "beautiful lady"; so called because the extract was formerly used in cosmetics

Medical Definition

belladonna

noun
bel·​la·​don·​na ˌbel-ə-ˈdän-ə How to pronounce belladonna (audio)
1
: an Old World poisonous plant of the genus Atropa (A. belladonna) having purple or green flowers, glossy black berries, and a root and leaves that yield atropine

called also deadly nightshade

2
: a medicinal preparation (as atropine) extracted from the belladonna plant and containing anticholinergic alkaloids

More from Merriam-Webster on belladonna

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