inhibitor
🇺🇸
/ɪnˈhɪbɪtər/
🇬🇧
/ɪnˈhɪbɪtə(r)/
A substance that slows down or stops a chemical reaction from happening.
The scientist added an inhibitor to the mixture to slow down the reaction.
Something that stops a gene from having its usual effect.
This particular inhibitor prevents the gene from activating under certain conditions.