English / word
catalyst
noun B2MEANING IN ENGLISH
A person, thing, or event that precipitates or accelerates significant change or action.
In context
01
The new economic policy acted as a catalyst for industrial growth.
02
The speech was the catalyst for widespread protests.
Synonyms
trigger,spark,stimulus
Antonyms
obstacle,prevention,barrier
Collocations
act as a catalyst,catalyst for change,key catalyst