lupulin


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lu·pu·lin

 (lo͞op′yə-lən)
n.
A yellowish-brown substance obtained from glands at the base of the strobili of the hop plant, containing essential oils and formerly used in medicine as a sedative.

[New Latin lupulus, specific epithet of the hop plant (from diminutive of Latin lupus, wild hop plant, from lupus, wolf (the hop plant perhaps being so called because of its biting bitterness or the resemblance of its bracts to teeth) ; see lupine2) + -in.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

lupulin

(ˈluːpjʊlɪn)
n
(Pharmacology) a resinous powder extracted from the female flowers of the hop plant and used as a sedative
[C19: from New Latin lupulus, diminutive of lupus the hop plant]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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References in periodicals archive ?
Co-founders Jeff Zierdt and Matt Schiller see Lupulin Brewing as a manufacturing plant that makes craft beer.
Many suggested he use a variation of hops, such as hop extracts, hop oils or a powder made of lupulin, which is a concentration of compounds and oils derived from hops that gives beer its bitterness.
The essential oils and resins, called lupulin, reside at the base of the petals, and these are the most important part of the plant.
Hop cones have lupulin glands that contain compounds called "alpha acids." These compounds give beer its bitterness, which helps balance sweetness from the malt.
(93) Lupulin Lust (Rip Current Brewing Co., San Marcos, CA).
Hop cones contain lupulin glands that contain compounds called alpha acids.
For the presence of nucleus in hop lupulin fluorescent dye Hoechst 33342 (Serva, USA) was used.
Much of the value of Hops depends on the abundance of this powdery substance which contains 10 per cent of Lupulin the bitter principle to which Hops owe much of their tonic properties.