photoelectron

[ foh-toh-i-lek-tron ]

/ ˌfoʊ toʊ ɪˈlɛk trɒn /

noun Physics.

an electron emitted from a system by the photoelectric effect.

Nearby words

photoelectric effect, photoelectric magnitude, photoelectric meter, photoelectric threshold, photoelectricity, photoelectron, photoelectrotype, photoemission, photoeng., photoengrave, 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

/ (ˌfəʊtəʊɪˈlɛktrɒn) /

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.