vancomycin

noun
van·​co·​my·​cin | \ˌvaŋ-kə-ˈmī-sᵊn \

Definition of vancomycin 

: an antibiotic C66H75Cl2N9O24 derived from an actinomycete (Amycolatopsis orientalis synonym Streptomyces orientalis) that is effective against gram-positive bacteria and is used chiefly in the form of its hydrochloride C66H75Cl2N9O24·HCl especially against staphylococci resistant to methicillin

Examples of vancomycin in a Sentence

Recent Examples on the Web

Researchers were able to identify a chemical defense from the sponges that appeared more potent than the medicine, vancomycin, given intravenously to combat the C.diff. Anne Geggis, Sun-Sentinel.com, "Sea sponges may hold key to fighting killer infections," 22 June 2018 The comprehensive 2,500-word document took issue with a gamut of things—and recounted an incident in which the plant received a complaint about particulate matter found in an injection of the antibiotic vancomycin. Erika Fry, Fortune, "Critical Condition: Inside Pfizer’s Drug Supply Problem," 22 May 2018 In that study, 8 of 10 boys with severe autism showed significant improvements while taking the antibiotic vancomycin. John Rodakis, WSJ, "Autism Research Should Be Financed Like Venture Capital," 28 Sep. 2017 A new version of vancomycin is much more effective at fighting Enterococci bacteria, which is found in hospitals and can cause dangerous wound and blood infections. Elizabeth Roberts, CNN, "Powerful new antibiotic could halt superbugs," 30 May 2017 Even with the current synthesis method, the new vancomycin should be medicinally useful, the study said. Bradley J. Fikes, sandiegouniontribune.com, "Antibiotic of last resort made potently resistant to superbugs," 29 May 2017 This process has spurred the rise of vancomycin-resistant enterococci, or VRE, three letters that strike fear into hospital staffs the world over. Bradley J. Fikes, sandiegouniontribune.com, "Antibiotic of last resort made potently resistant to superbugs," 29 May 2017 Troublingly, one of the 4 had reduced sensitivity to glycopeptides; the chief glycopeptide is vancomycin, which has been the go-to drug for MRSA for 50 years. Maryn Mckenna, WIRED, "Bad news: From MRSA to LRSA," 15 June 2010 Scientists led by Dale Boger introduced three independent modifications into vancomycin, each lethal to bacteria. Bradley J. Fikes, sandiegouniontribune.com, "Antibiotic of last resort made potently resistant to superbugs," 29 May 2017

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

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First Known Use of vancomycin

circa 1956, in the meaning defined above

History and Etymology for vancomycin

vanco- (of uncertain origin) + -mycin

Note: The claim by recent authors that vanco- is formed from the verb vanquish (see, for example, Donald P. Levine, "Vancomycin: a history," Clinical Infectious Diseases, vol. 42, supplement 1, pp. S5-12) is not substantiated by early sources.

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The first known use of vancomycin was circa 1956

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More Definitions for vancomycin

vancomycin

noun
van·​co·​my·​cin | \ˌvaŋ-kə-ˈmīs-ᵊn \

Medical Definition of vancomycin 

: an antibiotic C66H75Cl2N9O24 derived from an actinomycete (Amycolatopsis orientalis synonym Streptomyces orientalis synonym Nocardia orientalis) that is effective against gram-positive bacteria and is used chiefly in the form of its hydrochloride C66H75Cl2N9O24·HCl especially against staphylococci resistant to methicillin — see vancocin

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