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methicillin

American  
[meth-uh-sil-in] / ˌmɛθ əˈsɪl ɪn /

noun

Pharmacology.
  1. a semisynthetic penicillin antibiotic, C 1 7 H 1 9 N 2 NaO 6 S, used principally in the treatment of severe, penicillin-resistant staphylococci infections.


methicillin British  
/ ˌmɛθɪˈsɪlɪn /

noun

  1. a semisynthetic penicillin used to treat various infections

"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

Etymology

Origin of methicillin

First recorded in 1960–65; meth(yl) + (pen)icillin

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Daskalakis recalls a U.S. outbreak of methicillin resistant Staphylococcus aureus in the 2000s that started in the MSM community but later spread in gyms, among athletes, and in prisons.

From Science Magazine Jun. 20, 2022

This strain is resistant to many commonly used antibiotics, including methicillin, amoxicillin, penicillin, and oxacillin.

From Textbooks Jun. 9, 2022

Bacteria resistant to methicillin emerged in hedgehogs long before the drug was prescribed to treat infections.

From Scientific American Jun. 8, 2022

Some of these bacteria are resistant to methicillin and other antibiotics, making them especially dangerous to vulnerable immune systems.

From Slate Jan. 11, 2019

Probably 1,000 people died of methicillin resistant staphylococcus aureus in our hospitals since Ebola first showed up in the U.S.

From Forbes Oct. 25, 2014

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