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photochemical smog
photochemistry
photochemotherapy
photochromic
photocoagulation
photocomposition
photoconduction
photoconductivity
photocopier
photocopy
photocurrent
photodecomposition
photodegradable
photodermatology
photodiode
photodisintegration
photodriven
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photoemission
pho·to·e·mis·sion [ ftō i mísh'n ]


noun 
Definition:
 
release of electrons: the release of electrons from a substance by incident electromagnetic radiation

pho·to·e·mis·sive adjective
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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