Learn more about this word
Antibiotic
A substance that kills or inhibits the growth of bacteria. Note that antibiotics do not work against viruses, which is a common point of confusion for learners.
Examples in context
The doctor prescribed a powerful antibiotic for me.
The doctor prescribed a powerful antibiotic for me.
Overusing antibiotics can lead to bacterial resistance.
Overusing antibiotics can lead to bacterial resistance.
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