quinolone

noun
quin·​o·​lone | \ˈkwi-nə-ˌlōn \

Definition of quinolone 

: any of a class of synthetic antibacterial drugs that are derivatives of hydroxylated quinolines and inhibit the replication of bacterial DNA

Examples of quinolone in a Sentence

Recent Examples on the Web

Some of the bacteria had genes that confer resistance to quinolone and macrolide antibiotics and certain beta-lactams. Andrew Joseph, STAT, "Germs carried by New York’s mice are plentiful, and some have antibiotic-resistance genes," 17 Apr. 2018 Other antibiotics found to raise the risk of miscarriage include most macrolides, quinolones, tetracyclines, sulfonamides and metronidazole. Paul Sisson, sandiegouniontribune.com, "Some antibiotics significantly increase risk of miscarriages, big study finds," 2 May 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'quinolone.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of quinolone

1936, in the meaning defined above

History and Etymology for quinolone

quinoline + -one

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The first known use of quinolone was in 1936

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More Definitions for quinolone

quinolone

noun
quin·​o·​lone | \ˈkwin-ə-ˌlōn \

Medical Definition of quinolone 

: any of a class of synthetic antibacterial drugs that are derivatives of hydroxylated quinolines and inhibit the replication of bacterial DNA especially : fluoroquinolone

More from Merriam-Webster on quinolone

Britannica.com: Encyclopedia article about quinolone

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