V2 Vocabulary Building Dictionary



Definition: something that causes an action or event to occur

Synonyms: stimulus, instrument, impulse, motivation, reactor, synergist, agitator, accelerator

Antonyms: damper

Tips: A catalyst is anything that brings about an action or change. In chemistry, a catalyst is a substance that speeds and brings about a chemical reaction without undergoing change itself. Use catalyst to describe anything that causes action where there was previously inaction.

Usage Examples:

The argument was the catalyst for the couple's breakup. (motivation, accelerator)

Our main competitorís encroachment on our market share was the catalyst behind our more aggressive marketing approach. (stimulus, motivation)

We hope our increased ad spending will be a catalyst for increased sales. (instrument, stimulus)

The increase in violent crime was a catalyst for the creation of the three strikes law. (stimulus, motivator)

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