蛇麻素; 啤酒花苦味素
Lupulin \Lu"pu*lin\, n. [Cf. F. lupulin. See {Lupuline}.] 1. (Chem.) A bitter principle extracted from hops. 2. The fine yellow resinous powder found upon the strobiles or fruit of hops, and containing this bitter principle. [Written also {lupuline}.]