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definitions

photoelectron

[foh-toh-i-lek-tron]

noun Physics.

an electron emitted from a system by the photoelectric effect.

Nearby words

  1. photoelectric effect,
  2. photoelectric magnitude,
  3. photoelectric meter,
  4. photoelectric threshold,
  5. photoelectricity,
  6. photoelectrotype,
  7. photoemission,
  8. photoeng.,
  9. photoengrave,
  10. photoengraving

Origin of photoelectron

First recorded in 1910–15; photo- + electron
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for photoelectron

photoelectron

noun

an electron ejected from an atom, molecule, or solid by an incident photon
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
Science definitions for photoelectron

photoelectron

[fō′tō-ĭ-lĕk′trŏn′]

An electron released or ejected from a photoelectric substance, having absorbed energy from incoming light.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.