photodissociation

noun
pho·​to·​dis·​so·​ci·​a·​tion | \ˌfō-tō-di-ˌsō-sē-ˈā-shən, -shē-\

Definition of photodissociation 

: dissociation of the molecules of a substance (such as water) caused by absorption of radiant energy

Other Words from photodissociation

photodissociate \ ˌfō-​tō-​di-​ˈsō-​sē-​ˌāt , -​shē-​ \ verb

First Known Use of photodissociation

1907, in the meaning defined above

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The first known use of photodissociation was in 1907

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