The word "superbug" refers to a type of bacteria or virus that has become extremely powerful and difficult to treat with common medications. Full definition
There could be an antibiotic - resistant superbug in your fridge. (discovermagazine.com)
This article appeared in print under the headline «Anglo Saxon remedy kills hospital superbug MRSA» (newscientist.com)
Although it is not yet in clinical trials, this nanoparticle could be an important weapon against superbugs such as MRSA, a common bacterial infection that claims 19,000 lives in the U.S. every year. (scientificamerican.com)