follow Dictionary.com

Do you know ghouls from goblins and ghosts?

photocell

[foh-toh-sel] /ˈfoʊ toʊˌsɛl/
noun, Electronics.
1.
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.
Origin
1890-1895
1890-95; photo- + cell1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
British Dictionary definitions for photocells

photocell

/ˈfəʊtəʊˌsɛl/
noun
1.
a device in which the photoelectric or photovoltaic effect or photoconductivity is used to produce a current or voltage when exposed to light or other electromagnetic radiation. They are used in exposure meters, burglar alarms, etc Also called photoelectric cell, electric eye
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
photocells in Science
photocell
  (fō'tō-sěl')   
See photoresistor.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for photocell

Many English speakers likely know this word

Word Value for photocells

17
0
Scrabble Words With Friends