inhibitor
//ɪnˈhɪbɪtər//
Noun
inhibitorSingular
inhibitorsPlural
1
A substance or agent that slows down or prevents a particular chemical reaction or biological process.
The doctor prescribed an enzyme inhibitor to help control the patient's blood pressure.
2
Something or someone that restrains, hinders, or prevents an action or development.
Fear can be a powerful inhibitor of personal growth.