lupinin

Century Dictionary and Cyclopedia

1. n. A bitter glucoside extracted from the leaves of Lupinus albus.

Wiktionary

1. n. organic chemistry A glucoside found in the seeds of several species of lupine.

GNU Webster's 1913

1. n. (Chem.) A glucoside found in the seeds of several species of lupine, and extracted as a yellowish white crystalline substance.