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Dictionary Language resources

catalyse

Pronunciation: /ˈkat(ə)lʌɪz/

(US catalyze)

Definition of catalyse

verb

[with object]

cause or accelerate (a reaction) by acting as a catalyst: the enzyme catalyses the oxidation of acetaldehyde
cause (an action or process) to begin:the introduction of the canal and the railway catalysed the city’s industrial growth