photocatalysis

American

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

noun

Chemistry.

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

Derived Forms

photocatalytic

adjective

Inflected Forms

Nouns

photocatalyses

plural

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.

See Examples For:

photocatalysis

The researchers devised a process of heating carbon nitride to the required degree of crystallinity, maximising the functional properties of this material for photocatalysis.

From Science Daily ● Mar. 25, 2024

The MOFs in this experiment rely on photocatalysis.

From Science Daily ● Mar. 5, 2024

"By harnessing the potential of plasmonic photocatalysis, we're paving the way for a brighter, more sustainable future."

From Science Daily ● Mar. 5, 2024

The process starts with adsorption, where the dye adheres to the surface of the nanofilament, and once illuminated undergoes photocatalysis.

From Science Daily ● Oct. 10, 2023

As the microrobots adhere to plastic, photocatalysis also produces charged molecules.

From Scientific American ● Sep. 14, 2021

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