photocells

pho·to·cell

P p

Definition of photocells word

noun photocells a solid-state device that converts light into electrical energy by producing a voltage, as in a photovoltaic cell, or uses light to regulate the flow of current, as in a photoconductive cell: used in automatic control systems for doors, lighting, etc. 1

before 1890

One of the 20% newest English words

First recorded in 1890-95; photo- + cell1

noun

adjective

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preposition

conjunction

determiner

exclamation

A common word. It’s meaning is known to most children of preschool age. About 86% of English native speakers know the meaning and use the word.

This word is included in each student's vocabulary. Most likely there is at least one movie with this word in the title.

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