Catalysis meaning

kə-tălĭ-sĭs
Frequency:
The action of a catalyst, especially an increase in the rate of a chemical reaction.
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The speeding up or, sometimes, slowing down of the rate of a chemical reaction caused by the addition of some substance that does not undergo a permanent chemical change.
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(chemistry) The increase of the rate of a chemical reaction induced by a catalyst.
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Origin of catalysis

  • Greek katalusis dissolution from katalūein to dissolve kata- intensive pref. cata– lūein to loosen leu- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Ancient Greek κατάλυσις (katalusis, “dissolution”), from καταλύω (kataluō, “I dissolve”), from κατά (kata, “down”) + λύω (luō, “I loose”).

    From Wiktionary