photocatalyst

photocatalyst definition - medical

pho·to·cat·a·lyst (fōˌtō-kătˈl-ĭst)

noun
A substance that helps bring about a light-catalyzed reaction, such as chlorophyll in photosynthesis.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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