Meaning of “catalyst” in the English Dictionary

british dictionary

(Definition of “catalyst” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"catalyst" in American English

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catalystnoun [ C ]

us /ˈkæt̬·əl·ɪst/

a condition, event, or person that is the cause of an important change

biology, chemistry A catalyst is also a substance that causes or speeds a chemical reaction without itself being changed.

(Definition of “catalyst” from the Cambridge Academic Content Dictionary © Cambridge University Press)

"catalyst" in Business English

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catalystnoun [ C ]

uk /ˈkætəlɪst/ us

someone or something that causes a big change:

the catalyst behind sth The catalyst behind this welcome trend has been the mighty Bill Gates.
catalyst for sth An outside leader is often needed to serve as a catalyst for change.
a catalyst to (do) sth The Government will act as a catalyst to promote creative collaboration between businesses.

(Definition of “catalyst” from the Cambridge Business English Dictionary © Cambridge University Press)