1
noun[C]
technical
a medicine or substance that kills bacteria or stops their growth, used to treat bacterial infections
Pronunciation
Etymology
Early 20th century: from anti- meaning “against” + biotic meaning “relating to life,” from Greek bios “life.”
Examples
The doctor prescribed an antibiotic for the infection.
Some bacteria have become resistant to antibiotics.
Collocations
take an antibiotic
prescribe an antibiotic
broad-spectrum antibiotic
antibiotic resistance
course of antibiotics
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