glaucine

Century Dictionary and Cyclopedia

1. Same as glaucescent.
2. n. A colorless bitter alkaloid contained in the leaves of the horn-poppy, Glaucium Glaucium. It forms crystalline nacreous scales when deposited from water.

Wiktionary

1. n. organic chemistry An alkaloid obtained from the plant Glaucium.

GNU Webster's 1913

1. adj. Glaucous or glaucescent.
2. n. (Chem.) An alkaloid obtained from the plant Glaucium flavum, as a bitter, white, crystalline substance.