photoelectricaladj.
/ˌfəʊtəʊᵻˈlɛktrᵻkl/, U.S. /ˈˌfoʊdoʊəˈlɛktrək(ə)l/, /ˈˌfoʊdoʊiˈlɛktrək(ə)l/ΚΠ
1865 Message President U.S to Congr. (U.S. Dept. of State) 26 Apparatus and methods of warming and lighting... Photo-electrical lamps; apparatus for lighting by magnetism.
2. = photoelectric adj. 3.
ΘΚΠ
the world > matter > physics > electromagnetic radiation > electricity > [adjective] > relating to photoelectricity
photoelectric1877
photoelectrical1888
photoelectronic1977
1888 A. Righi in London, Edinb., & Dublin Philos. Mag. 5th Ser. 25 315 The system of the two metals, when receiving the radiation, behaves then as a voltaic cell, and can be called a photoelectrical cell.
1912 Science 27 Sept. 391/1 It is conceivable that we might make photoelectrical batteries or batteries based on photochemical processes.
1951 W. W. Coblientz From Life of Researcher viii. 170 The investigation of the photoelectric conduction in crystals demonstrated the great dependence of the photoelectrical reaction upon crystal structure.
2001 Proc. National Acad. Sci. U.S.A. 98 1558/2 Investigations of light-induced potential changes in a photoelectrical SnO2 cell.
This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022).
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adj.1865