[foh-toh-i-mish-uh n]

Origin of photoemission

First recorded in 1915–20; photo- + emission
Related formspho·to·e·mis·sive [foh-toh-i-mis-iv] /ˌfoʊ toʊ ɪˈmɪs ɪv/, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for photoemission


  1. the emission of electrons due to the impact of electromagnetic radiation, esp as a result of the photoelectric effect
Derived Formsphotoemissive, adjective
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

photoemission in Science


  1. See photoelectric effect.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.