photooxidize
/ˌfoʊtoʊˈɑksɪˌdaɪz/
verb
- To cause a substance to react with oxygen when exposed to light.
- UV rays can photooxidize the pigments in artwork, causing them to change color.
- If you leave the juice in the sun, the light will photooxidize some of its nutrients.
- The chemical is designed to photooxidize pollutants in the water when sunlight hits it.
Antonyms