Definition

Noun: 1. A medicinal plant: "Tinnevelly senna" refers to an erect shrub (Senna alexandrina, formerly classified as Cassia angustifolia) cultivated for its dried leaves and pods, which are used as a strong laxative or cathartic medicine.

Usage Examples

• Noun:
  • The pharmacist recommended a tea made from Tinnevelly senna for its purgative effect.
  • Tinnevelly senna is a key ingredient in many commercial herbal laxatives.
  • The cultivation of Tinnevelly senna is an important industry in certain regions of India.

Advanced Usage

• Botanical and Pharmaceutical Context: The term is primarily used in botanical, pharmacological, and herbal medicine contexts to specify a particular variety of senna known for its high concentration of active compounds (sennosides).
  • The study compared the efficacy of Tinnevelly senna to other herbal cathartics.

Variants and Related Words

• Senna (n): The general common name for plants of the genus , used for the same medicinal purpose. "Tinnevelly senna" is a specific type.
• Alexandrian senna (n): Another name for the same or a very closely related species ().
• Cassia angustifolia (n): The former botanical name for this plant, still used in some contexts.

Synonyms

• Senna leaves (n): A general term for the dried leaves used medicinally.
• Purgative herb (n): A descriptive term for its primary function.

Notes on Meaning

• The name "Tinnevelly" is an older colonial-era name for the Tirunelveli region in Tamil Nadu, India, indicating one of its traditional cultivation areas. The term is highly specific and not used in everyday conversation.

Noun

1. erect shrub having racemes of tawny yellow flowers; the dried leaves are used medicinally as a cathartic; sometimes placed in genus Cassia