superbug

noun
su·​per·​bug | \ ˈsü-pər-ˌbəg \

Definition of superbug

: a pathogenic microorganism and especially a bacterium that has developed resistance to the medications normally used against it

Examples of superbug in a Sentence

Recent Examples on the Web

Her analysis found that some of the stethoscopes’ diaphragms were rife with bacteria, including the superbug MRSA, Methicillin-resistant Staphylococcus aureus, which can lead to fatal antibiotic-resistant infections. Lucette Lagnado, WSJ, "Hospitals Step Up the War on Superbugs," 8 Sep. 2018 Sentara Healthcare in Norfolk, Va., embraced a novel weapon to fight superbugs—copper. Lucette Lagnado, WSJ, "Hospitals Step Up the War on Superbugs," 8 Sep. 2018 Among other things, needless use of antibiotics can increase patients’ risk of getting antibiotic-resistant infections, or superbugs that are harder to treat, Fleming-Dutra said by email. Fox News, "Urgent care centers often prescribe unnecessary antibiotics," 19 July 2018 The goal wasn’t to make scary superbugs in the lab, but to take a step toward designing something that could help clean up antibiotic pollution from factories, sewage or farm waste. NBC News, "Why some bacteria eat antibiotics and what we can do about it," 30 Apr. 2018 The good news is that the superbugs are not common elsewhere in the hospitals. NBC News, "Hospital plumbing a 'vast, resilient reservoir' of superbugs," 6 Feb. 2018 Earlier this year, a team at the University of Lincoln successfully synthesized a new class of antibiotic capable of dealing with some of the superbugs that are beginning to develop around the world. Jason Daley, Smithsonian, "New “Immunobiotic” Could Treat Antibiotic-Resistant Superbugs," 6 July 2018 India’s low research costs and deep pool of biotech graduates mean Bugworks isn’t alone in trying to stem the superbug tide. Ari Altstedter, Bloomberg.com, "The Startups Waging War Against Superbugs," 25 June 2018 The startup is working with bacteria-eating viruses called phages to isolate proteins that can make superbug-killing drugs. Ari Altstedter, Bloomberg.com, "The Startups Waging War Against Superbugs," 25 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'superbug.' 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 superbug

1945, in the meaning defined above

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The first known use of superbug was in 1945

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superbug

noun
su·​per·​bug | \ ˈsü-pər-ˌbəg \

Medical Definition of superbug

: a pathogenic microorganism and especially a bacterium that has developed resistance to the medications normally used against it The rise of superbugs that can survive multiple antibiotics—such as MRSA, the notorious “flesh-eating bacterium”—has turned once-trivial infections into persistent problems.— Valerie Ross, Discover, 7 Sept. 2010

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