Definition: "Deadly nightshade" is a noun that refers to a type of plant known for being very poisonous. It has beautiful violet flowers and shiny black berries, but it can be dangerous if touched or eaten. The scientific name for deadly nightshade is "Atropa belladonna."
In advanced contexts, "deadly nightshade" can be used in discussions about herbal medicine, toxicology, or botany. It may also appear in literature or discussions about folklore, as it has a historical reputation in various cultures.
While "deadly nightshade" primarily refers to the toxic plant, "belladonna" can also refer to the medicinal uses derived from the plant's roots and leaves, which can be used in small, controlled doses for certain medical treatments.
There are no specific idioms or phrasal verbs directly associated with "deadly nightshade." However, you might encounter phrases like "poisonous plant" or "toxic beauty," which reflect the dual nature of its appearance and danger.
In summary, "deadly nightshade" is a fascinating yet dangerous plant. Always remember that while it may look beautiful, it can be very harmful if not treated with respect.