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photocatalysis

[foh-toh-kuh-tal-i-sis] /ˌfoʊ toʊ kəˈtæl ɪ sɪs/
noun, plural photocatalyses
[foh-toh-kuh-tal-i-seez] /ˌfoʊ toʊ kəˈtæl ɪˌsiz/ (Show IPA).
Chemistry
1.
the acceleration or retardation of the reaction rate in chemical reactions by light.
Origin
1910-1915
1910-15; photo- + catalysis
Related forms
photocatalytic
[foh-toh-kat-l-it-ik] /ˌfoʊ toʊˌkæt lˈɪt ɪk/ (Show IPA),
adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for photocatalysis

photocatalysis

/ˌfəʊtəʊkəˈtælɪsɪs/
noun (pl) -ses (-siːz)
1.
the alteration of the rate of a chemical reaction by light or other electromagnetic radiation
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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