Definition of parthenin in English:

parthenin

noun

Chemistry
  • A compound isolated from the plant Parthenium hysterophorus, originally thought to be an alkaloid and used in the treatment of neuralgia and fevers, and later identified as a sesquiterpene lactone (C₁₅H₁₈O₄) which is responsible for the allergic contact dermatitis associated with the plant.

Origin

Late 19th century; earliest use found in Therapeutic Gazette. From scientific Latin Parthenium, genus name + -in, after Spanish partenina.

Pronunciation

parthenin

/ˈpɑːθɪnɪn/