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Definitions of catalyst:
  • noun:   something that causes an important event to happen
    Example: "The invasion acted as a catalyst to unite the country"
  • noun:   (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected

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Search for catalyst at other dictionaries: OneLook, Oxford, American Heritage, Merriam-Webster, Wikipedia

Book See catalyst used in context: 14 rhymes, several books and articles.


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