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English definition of “photocell”


noun [C] uk   /ˈfəʊ.təʊ.sel/ us    /ˈfoʊ.t̬oʊ-/ (also photoelectric cell)
an electrical device that produces a current or a voltage when light shines on it: Photocells are used in burglar alarms.Electrical components and circuitry
(Definition of photocell from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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