Scammony /(skăm"mō̇*ny̆)/

Scam·mo·ny

Scammony

n.
  1. A species of bindweed or Convolvulus (Convolvulus Scammonia). (Bot.)
  2. An inspissated sap obtained from the root of the Convolvulus Scammonia, of a blackish gray color, a nauseous smell like that of old cheese, and a somewhat acrid taste. It is used in medicine as a cathartic.