Scammony \Scam"mo*ny\ (sk[a^]m"m[-o]*n[y^]), n. [F.
scammon['e]e, L. scammonia, scammonea, Gr. skammwni`a.]
1. (Bot.) A species of bindweed or Convolvulus ({C.
Scammonia}).
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.