catalyst : Definition, Usages, News and More

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catalyst

ka tuh luhst

  • n  (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected
  • n  something that causes an important event to happen
    the invasion acted as a catalyst to unite the country

  • The booing of the crowd acted as a catalyst after which the team gave a good account of itself.
  • Finally, his break-up with Ava Gardner provided the perfect catalyst.
  • She was the catalyst who set in motion a series of interconnected events that gave a revolutionary twist to the century's last two decades and helped mankind end the millennium on .
News & Articles

Quotes

  • Doug Parker in Forbes
    The impact of high oil prices acted as a catalyst for airlines to take unprecedented measures to bring the supply of seats back into balance with passenger demand,said US Airways Chief Executive Doug Parker. "We believe these actions have...
  • Jacques Rogge in Salt Lake Tribune
    We believe China will change by opening the country to the scrutiny of the world through the 25,000 media personnel who will attend the games,IOC President Jacques Rogge said. "The Olympic Games are a force for good. They are a catalyst...
  • Margaret Chan in Forbes
    This investment is precisely the catalyst we need as we intensify the push to finish polio,Dr. Margaret Chan, director-general of the World Health Organization, said in a statement.

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