[ loo-pyuh-lin ]
/ ˈlu pyə lɪn /


the glandular hairs of the hop, Humulus lupulus, formerly used in medicine as a sedative.

Origin of lupulin

1820–30; < New Latin lupul(us) (diminutive of Latin lupus the hop plant; see -ule) + -in2 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Examples from the Web for lupulin

British Dictionary definitions for lupulin

/ (ˈluːpjʊlɪn) /


a resinous powder extracted from the female flowers of the hop plant and used as a sedative

Word Origin for lupulin

C19: from New Latin lupulus, diminutive of lupus the hop plant
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012