
A substance that helps bring about a light-catalyzed reaction; e.g., chlorophyll. ... Origin: photo-+ G. Katalysis, dissolution (catalysis) ... (05 Mar 2000) ...
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http://www.encyclo.co.uk/local/20973

(fo″to-kat´ә-list) a substance such as chlorophyll that brings about a chemical reaction on exposure to light.
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http://www.encyclo.co.uk/local/21001

Type: Term Pronunciation: fō′tō-kat′ă-list Definitions: 1. A substance that helps bring about a light-catalyzed reaction; chlorophyll.
Found on
http://www.medilexicon.com/medicaldictionary.php?t=68588

photocatalyst 1. A substance which in sunlight is utilized; such as, chlorophyll in the photosynthesis of carbohydrates by green plants. 2. A substance that is able to produce, by absorption of light, chemical transformations of the reaction participants; for example chlorophyll in a process of photosynthesis.
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http://www.wordinfo.info/words/index/info/view_unit/2803/5
No exact match found.