Merriam-Webster Logo
SINCE 1828
Menu
×

An Encyclopædia Britannica Company

Medical Dictionary

lupulon

play
noun lu·pu·lon \ˈlü-pyə-ˌlän\
variants: also

lupulone

\-ˌlōn\play

Medical Definition of lupulon

  1. :  a bitter crystalline antibiotic C26H38O4 that is obtained from lupulin and is effective against fungi and various bacteria

Read the Latest from M-W

perfect-storm
Stormy Weather
alt-592333459542f
How 'Namaste' Entered The English Language
peter-bruegel-tower-of-babel-painting
Where in the World? A Quiz
decimate-video
Is it wrong to use 'decimate' to mean 'destroy'?

Seen and Heard

What made you want to look up lupulon? Please tell us where you read or heard it (including the quote, if possible).

show hide

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

nudnik

play

a person who is a bore or nuisance

Get Word of the Day daily email!

TRENDING NOW

  1. nutjob 'a mentally unbalanced person'

  2. collusion 'Secret cooperation for an illegal or dishonest purpose'

  3. counsel Is it 'council' or 'counsel'?

  4. witch hunt Lookups spiked after Trump used the word in a tweet

  5. surety 'Sure knowledge' or 'certainty'

SEE ALL

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play

alt-592333459542f
How 'Namaste' Entered The English Language

"I bow to you"

boulton-and-park
Notes on 'Campy'

Plus: how to use n'importe in a sentence

sin
What is 'Sin'?

It's striking how little this word has changed

romance
Ah, 'Romance': A Word Borne to English on the Breastplates of Chivalry

The true and lovesome history of 'romance'

Ask the Editors

decimate-video
Is it wrong to use 'decimate' to mean 'destroy'?

Language changes

serial-comma
The Serial Comma

Why don't they call it the Merriam-Webster comma?

video-irregardless-grammar-peeve-blend-of-the-synonyms-irrespective-and-regardless
Irregardless

It is in fact a real word (but that doesn't mean you should use it).

video-moose-goose-weird-plurals
Weird Plurals

One goose, two geese. One moose, two... moose. What's up with that?

Word Games

peter-bruegel-tower-of-babel-painting
Where in the World? A Quiz

Do you know what languages these words come from?

Take the quiz
wide-eyed-dog-smelling-rose
What's that Smell?! Quiz

Words for odors and such...

Take the quiz
How Strong Is Your Vocabulary?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Take the quiz
SCRABBLE® Sprint
SCRABBLE® Sprint

SCRABBLE® fans, sharpen your skills!

Play the game