solanine

Sol"a*nine, n. Etym: [L. solanum nightshade.] (Chem.) Defn: 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.

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