superbug: meaning, definition, pronunciation and examples
B2Informal/Technical/Scientific
Quick answer
What does “superbug” mean?
A strain of bacteria that has become resistant to antibiotic drugs.
Audio
Pronunciation
Definition
Meaning and Definition
A strain of bacteria that has become resistant to antibiotic drugs.
Informally, it can refer to any microorganism (e.g., fungi, viruses) that has developed significant resistance to treatments. Also used metaphorically for any highly resilient or destructive agent, especially in technology (e.g., computer virus).
Dialectal Variation
British vs American Usage
Differences
No significant differences in definition or core usage. Both use the term in identical medical and popular contexts.
Connotations
Identical negative connotations of danger and public health crisis in both varieties.
Frequency
Comparably frequent in both varieties due to global nature of the issue. Possibly slightly more frequent in UK media/public discourse due to NHS focus on antimicrobial resistance (AMR).
Grammar
How to Use “superbug” in a Sentence
The {superbug} is resistant to {antibiotics}.Scientists warn about the rise of {superbugs}.A {superbug} outbreak occurred in the {hospital}.Vocabulary
Collocations
Examples
Examples of “superbug” in a Sentence
verb
British English
- The ward had to be deep-cleaned after it was found to be superbugged.
American English
- The entire ICU was superbugged, leading to a temporary closure.
adverb
British English
- The infection spread superbug-fast through the vulnerable population.
American English
- The bacteria evolved superbug-quickly, outpacing new drug development.
adjective
British English
- The hospital faced a superbug crisis that required urgent intervention.
American English
- Researchers are tracking superbug outbreaks across the country.
Usage
Meaning in Context
Business
Rare, except in pharmaceutical/healthcare industry reports on drug development and market threats.
Academic
Frequent in medical, biological, and public health literature and discussions on antimicrobial resistance (AMR).
Everyday
Used in news reports, documentaries, and general discussions about health risks and hospital safety.
Technical
The precise term in medicine and microbiology, though often accompanied by the specific bacterial name (e.g., MRSA, C. difficile).
Vocabulary
Synonyms of “superbug”
Strong
Neutral
Weak
Vocabulary
Antonyms of “superbug”
Watch out
Common Mistakes When Using “superbug”
- Using 'superbug' to refer to a large insect. Using it as a positive term (e.g., for a beneficial probiotic). Confusing it with a computer virus without clear metaphorical context.
FAQ
Frequently Asked Questions
Primarily bacteria, but the term can informally extend to other drug-resistant microbes like fungi or viruses. The core concept is resistance to antimicrobial treatments.
Methicillin-resistant Staphylococcus aureus (MRSA) is one of the most well-known superbugs. Others include drug-resistant tuberculosis and Carbapenem-resistant Enterobacteriaceae (CRE).
Yes, but with great difficulty. They are resistant to standard antibiotics, requiring stronger, often more toxic, last-resort drugs. Sometimes, combinations of drugs or entirely new treatments are needed.
Through natural selection. When bacteria are exposed to antibiotics, the most susceptible die, but any with random genetic mutations for resistance survive and multiply, passing on the resistant traits.
A strain of bacteria that has become resistant to antibiotic drugs.
Superbug is usually informal/technical/scientific in register.
Superbug: in British English it is pronounced /ˈsuːpəbʌɡ/, and in American English it is pronounced /ˈsuːpərbʌɡ/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “None specific to this term.”
Learning
Memory Aids
Mnemonic
Think of a bug (germ) that has super-powers against all the medicines (super-drugs) we try to use against it.
Conceptual Metaphor
THE GERM IS A SUPERVILLAIN (possessing dangerous, extraordinary powers that defy our defenses).
Practice
Quiz
In which context is the term 'superbug' most accurately used?