Definition of superbug
: a pathogenic microorganism and especially a bacterium that has developed resistance to the medications normally used against it
Recent Examples of superbug from the Web
Research published in June of last year found seagulls in England and China were capable of carrying a superbug resistant to even the strongest antibiotics.
The frightening spread of antibiotic-resistant superbugs threatens to return medicine to the pre-antibiotic era, with the return of deadly infectious diseases long thought vanquished.
Drugs might not work against methicillin-resistant Staphylococcus aureus — better known as MRSA, one of the flesh-eating superbugs — but honey could.
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.
First Known Use of superbug
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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