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DictionarySeephotocatalysisphotocatalyst
photocatalyst[‚fōd·ō′kad·əl·ist] (physical chemistry) A light-absorbing substance which, when added to a reaction, facilitates the reaction, while remaining unchanged at the end of the reaction. photocatalyst
photocatalyst [fo″to-kat´ah-list] a substance, e.g., chlorophyll, that brings about a chemical reaction on exposure to light.pho·to·cat·a·lyst (fō'tō-kat'ă-list), A substance that helps bring about a light-catalyzed reaction; for example, chlorophyll. [photo- + G. katalysis, dissolution (catalysis)] pho·to·cat·a·lyst (fō'tō-kat'ă-list) A substance that helps bring about a light-catalyzed reaction, e.g., chlorophyll. [photo- + G. katalysis, dissolution (catalysis)] |