antibiotic
Intermediate (B1)
IPA: //ˌæntɪbaɪˈɒtɪk//
KK: /ˌæntɪbaɪˈɑtɪk/
adjective
Definition
Relating to substances that can destroy or inhibit the growth of bacteria and other microorganisms.
Example
The doctor prescribed an antibiotic to help fight the infection.
Conversation
I heard that some antibiotic treatments can really help with infections.
Yeah, they can be super effective when used correctly.
But I also read they can cause resistance if overused.
That's true; we need to be careful about taking them too often.
Synonyms & Antonyms
Synonyms
antibacterial
microbicidal
germicidal
Antonyms
nourishing
supportive
life-giving
noun
Definition
A type of medicine that can kill or slow down the growth of bacteria and other germs, helping to treat infections.
Example
The doctor prescribed an antibiotic to help fight the infection.
Conversation
I just got prescribed an antibiotic for my infection.
Oh no, I hope it helps you feel better soon!
Yeah, I've heard antibiotics work wonders for these kinds of things.
Root Explanation
Antibiotic → It is formed from "anti-" (meaning against) and "bios" (meaning life). The word describes a substance that works against life, specifically harmful bacteria.
Memory Tip
Think of 'against' ('anti-') and 'life' ('bios') to remember that an antibiotic is something that fights against harmful life forms like bacteria.
Visually Confused Words
anabiotic
abiotic
halibiotic
catabiotic