Definition

Noun: * A poisonous Eurasian plant: A perennial herb with reddish, bell-shaped flowers and glossy black berries. It is the natural source of the drug atropine. Its common names include deadly nightshade, belladonna, or simply belladonna.

Usage

• The term "atropa belladonna" is used in formal, scientific, and medical contexts to refer specifically to this plant species. It is often discussed in botany, pharmacology, and toxicology.
• It functions as a singular, countable noun.

Examples

• Scientific Context:
  • The alkaloids are extracted from the leaves and roots of Atropa belladonna.
  • The study focused on the growth conditions for atropa belladonna in controlled environments.
• General/Descriptive Context:
  • We were warned not to touch the atropa belladonna growing near the edge of the woods.
  • The shiny black berries of atropa belladonna are highly toxic if ingested.

Advanced Usage

• Binomial Nomenclature: "Atropa belladonna" is the formal botanical (Latin) name for the species. The genus name is often capitalized, especially in scientific writing.
  • The genus Atropa contains several poisonous species.

Variants and Related Words

• Belladonna (n): The most common synonym used in medical and general contexts.
  • The medication is derived from belladonna.
• Deadly nightshade (n): A common English name for the plant, emphasizing its toxicity.
  • Children should be taught to recognize deadly nightshade.

Synonyms

• Belladonna
• Deadly nightshade

Notes on Different Meanings

• The term "belladonna" by itself can also refer to the drug or extract derived from the plant, used in medicine.
  • The ointment contains a small amount of belladonna to relieve muscle pain.

Noun

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