photoelectricity

[ foh-toh-i-lek-tris-i-tee, -ee-lek- ]
/ ˌfoʊ toʊ ɪ lɛkˈtrɪs ɪ ti, -ˌi lɛk- /

noun Physics.

electricity induced by electromagnetic radiation, as in certain processes, as the photoelectric and photovoltaic effects, photoconductivity, and photoionization.
the branch of physics that deals with these phenomena.

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Origin of photoelectricity

First recorded in 1875–80; photo- + electricity
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020