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quinolone
noun
quin·o·lone
ˈkwi-nə-ˌlōn
: 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
Calcium reduces the absorption of quinolone antibiotics.
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Amy Brownstein, Ms, Rdn, Verywell Health, 31 Oct. 2024
Examples of interacting antibiotics include quinolones (such as ciprofloxacin), tetracyclines, and cephalosporins (like Keflex).
—
Kirstyn Hill, Pharmd, Mph, Health, 22 Sep. 2024
Almost all quinolones and fluoroquinolones end in ‘–floxacin’.
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New Atlas, 24 July 2024
Whereas both are composed of a two-ringed nitrogen-containing system, quinolones include a ketone, while fluoroquinolones include a fluorine atom.
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New Atlas, 24 July 2024
Zinc can interact with the following medications: blood pressure drugs called ACE inhibitors, quinolone and tetracycline antibiotics, and thiazide diuretics.
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Allison Futterman, Discover Magazine, 6 Mar. 2024
Consumers might be most familiar with Cipro, a brand name variation of quinolone antibiotics.
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Diana Dasrath, NBC News, 15 Mar. 2023
Ciprofloxacin is a type of antibiotic called a quinolone, and these drugs were used a lot when they were first released.
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Dr. Keith Roach, oregonlive, 7 Apr. 2022
Some of the bacteria had genes that confer resistance to quinolone and macrolide antibiotics and certain beta-lactams.
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Andrew Joseph, STAT, 17 Apr. 2018
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Word History
Etymology
quinoline + -one
First Known Use
1936, in the meaning defined above
Dictionary Entries Near quinolone
Cite this Entry
“Quinolone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/quinolone. Accessed 12 Feb. 2025.
Medical Definition
quinolone
noun
quin·o·lone
ˈkwin-ə-ˌlōn
: 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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