photosensitize
/ˌfoʊtoʊˈsɛnsɪtaɪz/
verb
- To make a person, animal, or material more sensitive to light, especially as a side effect of a substance or treatment.
- Certain drugs photosensitize the eyes, causing discomfort in bright conditions.
- This cream can photosensitize your skin, so avoid direct sunlight after applying it.
- The chemical is used to photosensitize the surface of the metal for the printing process.