photocatalysis
noun
pho·to·ca·tal·y·sis
ˌfōt-ō-kə-ˈtal-ə-səs 
plural photocatalyses
-ˌsēz
: the acceleration of a chemical reaction by radiant energy (as light) acting either directly or by exciting a substance that in turn catalyzes the main reaction compare photoinactivation sense 1
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“Photocatalysis.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/photocatalysis. Accessed 16 Apr. 2024.
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