catalyse

British

/ ˈkætəˌlaɪz /

verb

(tr) to influence (a chemical reaction) by catalysis

"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

catalyser noun

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.

Unlike insulation, he said heat pumps are a technology in its infancy, and needed government support to catalyse the industry.

From BBC • Jan. 20, 2026

"This sustained risk is likely to catalyse a faster, broader pivot towards rare earth security," she said.

From Barron's • Nov. 26, 2025

What might this mean for Sir Keir Starmer’s central mission to try to catalyse economic growth?

From BBC • Nov. 6, 2024

Copper is used to catalyse a wide range of reactions across the chemical industry.

From Science Daily • Jan. 29, 2024

Thus, they often catalyse the replacement of one regime of oppressive horror with another, more terrible and entrenched.

From Terrorists and Freedom Fighters by Vaknin, Samuel

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