Definition of: periplocin

(per′ə·plō′sin) noun
A powerful glycoside, C₃₀H₄₉O₁₂, extracted from the bark of the silk vine in the form of a yellow, bitter, amorphous powder: it resembles digitalis in action and is sometimes used in the treatment of certain heart conditions. [<NL Periploca (graeca) silk vine [<Gk. periplokē a twining (<peri- around + plekein twine) + -IN]