— jalapic /ja lap"ik, jah-/ , adj.
/jal"euhp, jah"leuhp/ , n.
1. the dried tuberous root of any of several plants, esp. Exogonium purga, of the morning glory family, or the light yellowish powder derived from it, used in medicine chiefly as a purgative.
2. any of these plants.
[ 1665-75; purga de ) Jalapa purgative from JALAPA ]