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photocoagulation
photocomposition
photoconduction
photoconductivity
photocopier
photocopy
photocurrent
photodecomposition
photodegradable
photodermatology
photodiode
photodisintegration
photodriven
photoduplicate
photodynamic
photodynamics
photoelectric
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photocatalysis
pho·to·ca·tal·y·sis [ ftō kə tálləssiss ]


noun 
Definition:
 
change in reaction caused by light: the acceleration or deceleration of the speed at which a chemical reaction occurs, caused by electromagnetic radiation and especially visible light
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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