Definition of photoexcitation in English:

photoexcitation

noun

  • Excitation caused by light; (Physics) excitation caused by an incident photon.

Origin

Early 20th century; earliest use found in The Botanical Gazette. From photo- + excitation.

Pronunciation

photoexcitation

/ˌfəʊtəʊɛksʌɪˈteɪʃn/