Definitions

1. noun

A substance that becomes excited and emits radiation when exposed to electromagnetic radiation, especially ultraviolet light.

“The experiment involved exposing the sample to a sensitiser to enhance its luminescence.”

2. noun

A person or thing that increases someone’s sensitivity to something.

“The new policy was a sensitiser to the issue of racism in the workplace.”

3. verb

To make someone more sensitive to something.

“The traumatic event sensitised her to the plight of refugees.”