龍葵鹼
Solanine \Sol"a*nine\, n. [L. solanum nightshade.] (Chem.) A poisonous alkaloid glucoside extracted from the berries of common nightshade ({Solanum nigrum}), and of bittersweet, and from potato sprouts, as a white crystalline substance having an acrid, burning taste; -- called also {solonia}, and {solanina}.