photocatalysis

American

[foh-toh-kuh-tal-i-sis] / ˌfoʊ toʊ kəˈtæl ɪ sɪs /

noun

Chemistry.

plural

photocatalyses

the acceleration or retardation of the reaction rate in chemical reactions by light.

photocatalysis British

/ ˌfəʊtəʊkəˈtælɪsɪs /

noun

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

Other Word Forms

photocatalytic adjective

Etymology

Origin of photocatalysis

First recorded in 1910–15; photo- + catalysis

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"We believe this achievement marks a significant milestone in advancing iron-based photocatalysis."

From Science Daily

Both advances rely on photocatalysis and strengthen CiQUS's position as a leader in developing innovative strategies to use abundant raw materials more effectively.

From Science Daily

It has a wide range of applications, including as photocatalysis and pollutant removal.

From Science Daily

To this purpose, they employed both a chemical reaction called ring-closing metathesis and photocatalysis -- a process in which chemical reactions are promoted by light energy.

From Science Daily

"Our results show the potential of photocatalysis for the total synthesis of complex terpenes. This could pave the way for the development of new medications," concludes Baudoin.

From Science Daily

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023