vancomycin

noun
van·​co·​my·​cin | \ ˌvaŋ-kə-ˈmī-sᵊn How to pronounce vancomycin (audio) \

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 She was taken off clindamycin and put on vancomycin. Dr. Keith Roach, oregonlive, 10 Nov. 2021 Both vancomycin and the dye that her group used are already known to be safe in humans. Sara Reardon, Scientific American, 15 Oct. 2013 Only some bacteria will bind to vancomycin, so physicians will be able to narrow down the cause an infection and thus how to fight it. Sara Reardon, Scientific American, 15 Oct. 2013 Then, from day eight to day 14, vancomycin was replaced with daptomycin. Karen Weintraub, Scientific American, 9 Jan. 2020 When the team tested bacteria taken from the patient, the microbes that had developed tolerance against vancomycin were also killed more slowly by daptomycin. Karen Weintraub, Scientific American, 9 Jan. 2020 One patient was first put on the antibiotic vancomycin. Karen Weintraub, Scientific American, 9 Jan. 2020 The strain she was infected with was already resistant to the antibiotic vancomycin, which was traditionally considered the treatment of last resort. Wired, 9 Dec. 2019 The organisation’s first contract, with Xelia, a Danish drugs firm, is for vancomycin and daptomycin, antibiotics for highly resistant infections. The Economist, 14 Sep. 2019 See More

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.

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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Dictionary Entries Near vancomycin

Van Buren

vancomycin

vancomycin-resistant enterococcus

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Cite this Entry

“Vancomycin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/vancomycin. Accessed 19 May. 2022.

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More Definitions for vancomycin

vancomycin

noun
van·​co·​my·​cin | \ ˌvaŋ-kə-ˈmīs-ᵊn How to pronounce vancomycin (audio) \

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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