Definition of: scopolamine

(skō·pol′ə·mēn, -min, skō′pə·lam′ēn, -in) noun Chem.
An alkaloid, C₁₇H₂₁O₄N, extracted from the dried rhizomes of certain solanaceous plants, as Scopolia carniolica: its salts are used in medicine as a mydriatic, hypnotic, and sedative: also called hyoscine. [<G scopolamin <NL Scopolia, genus name of plants from which it is obtained, after G. A. Scopali, 1723–88, Italian naturalist]