photochemistry

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photochemistry

 [fo″to-kem´is-tre]
the branch of chemistry that deals with the chemical properties or effects of light rays or other radiation. adj., adj photochem´ical.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

pho·to·chem·is·try

(fō'tō-kem'is-trē),
The branch of chemistry concerned with the chemical changes caused by or involving light.
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