Belladonna (noun)

1. A poisonous plant, also known as deadly nightshade, that was historically used in cosmetics for its dilating effect on the pupils, which was considered attractive.
2. The toxic alkaloids found in the belladonna plant.

Origin:

The word "belladonna" is of italian origin, it comes from the words "bella" meaning "beautiful" and "donna" meaning "lady". it refers to a poisonous plant, also known as deadly nightshade, that was historically used in cosmetics for its dilating effect on the pupils, which was considered attractive. .

Examples:

1. Belladonna is highly toxic and should be handled with care.
2. The plant's leaves and roots contain the toxic alkaloids found in belladonna.
3. Belladonna has been used as a medicine and poison for centuries.
4. Belladonna is known to cause hallucinations and delirium.
5. Belladonna is a common ingredient in many witches' brews.