photodissociation


pho·to·dis·so·ci·a·tion

noun \-di-ˌsō-sē-ˈā-shən, -shē-\

Definition of PHOTODISSOCIATION

:  dissociation of the molecules of a substance (as water) caused by absorption of radiant energy
pho·to·dis·so·ci·ate \-ˈsō-sē-ˌāt, -shē-\ verb

First Known Use of PHOTODISSOCIATION

1925

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