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photodiode

[foh-toh-dahy-ohd]
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noun Electronics.
  1. a photosensitive semiconductor diode.

Origin of photodiode

First recorded in 1940–45; photo- + diode
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for photodiode

photodiode

noun
  1. a semiconductor diode, the conductivity of which is controlled by incident illumination
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

photodiode in Science

photodiode

[fōtō-dī′ōd′]
  1. A diode that exhibits sensitivity to light, either by varying its electrical resistance like a photoresistor, or generating a electric potential in the manner of a photoelectric cell. See more at photoelectric.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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