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antibacterial

Intermediate (B1)

IPA: /ˌæntiˈbækˌtɪrɪəl/

KK: /ˌæntiˈbækˌtɪrɪəl/

adjective
Definition

This word describes something that can kill or stop the growth of bacteria.


Example

The doctor prescribed an antibacterial cream to help heal the infection.


Conversation
Sloth A
I just bought this new soap that is antibacterial.
Sloth B
Oh, nice! I've heard those are really effective.
Sloth A
Yeah, I thought it would help keep my hands clean, especially after cooking.
Sloth B
Definitely! It's always good to have antibacterial products around.

Synonyms & Antonyms
Synonyms
germicidal
microbicidal
bactericidal
Antonyms
bacterial
nonantibacterial
infectious
Root Explanation

Antibacterial is formed from "anti-" (meaning against) and "bacterium" (from Greek "bakterion", meaning rod or staff, referring to bacteria). The word describes substances that work against bacteria.

Memory Tip

Think of 'anti-' meaning against, and 'bacterium' referring to bacteria — that's why antibacterial means something that fights against bacteria.

Visually Confused Words
bacterial
thiobacteria
nonbacterial
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