jalapin
/ˈdʒæləpɪn/
noun
- A bitter, resinous substance obtained from the root of the jalap plant, formerly used as a strong laxative.
- In the 19th century, jalapin was a common ingredient in purgative remedies.
- The pharmacist prepared a medicine containing jalapin for the patient's constipation.
- Modern doctors rarely prescribe jalapin because gentler laxatives are available.