photoexcitation

noun pho·to·ex·ci·ta·tion \ˌfō-tō-ˌek-ˌsī-ˈtā-shən, -ˌek-sə-\

Definition of PHOTOEXCITATION

: the process of exciting the atoms or molecules of a substance by the absorption of radiant energy

— pho·to·ex·cit·ed \-ik-ˈsī-təd, -ek-\ adjective

1918

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