1. A genus of trees and shrubs found in Central and South America and in the West Indies. Constitutes the botanic source for pilocarpine (q.v.), an alkaloid that activates cholinergic muscarinic receptors. Sudorific; miotic.
The definition information for Pilocarpus is provided by Stedman's. You can search our medical dictionary here.
Stedman's, part of Lippincott Williams & Wilkins, provides a comprehensive line of health-science publications for healthcare professionals and medical students.