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  1. CATALYST Definition & Meaning - Merriam-Webster

    The meaning of CATALYST is a person or thing that provokes or speeds significant change or action. How to use catalyst in a sentence. Word History of Catalyst

  2. Catalyst | Examples, Definition, & Facts | Britannica

    Catalyst, in chemistry, any substance that increases the rate of a reaction without itself being consumed. Enzymes are naturally occurring catalysts responsible for many essential …

  3. CATALYST Definition & Meaning | Dictionary.com

    CATALYST definition: a substance that causes or accelerates a chemical reaction without itself being affected. See examples of catalyst used in a sentence.

  4. CATALYST | definition in the Cambridge English Dictionary

    CATALYST meaning: 1. something that makes a chemical reaction happen more quickly without itself being changed 2. an…. Learn more.

  5. CATALYST Definition und Bedeutung | Collins Englisch Wörterbuch

    A catalyst is an agent or compound that is added to a process to make a chemical reaction happen more quickly. The catalyst can increase the reaction rate of the steam and can …

  6. Catalysts Definition and How They Work - ThoughtCo

    May 4, 2025 · Learn what catalysts are and understand how they work to affect the rate of a chemical reaction.

  7. Catalytic cycle - Wikipedia

    Catalytic cycle In chemistry, a catalytic cycle is a multistep reaction mechanism that involves a catalyst. [1] The catalytic cycle is the main method for describing the role of catalysts in …

  8. What Is a Catalyst and How Does It Work? - sciencenewstoday.org

    May 8, 2025 · A catalyst is a substance that speeds up a chemical reaction without itself undergoing any permanent chemical change. In other words, it’s not consumed in the …

  9. Catalyst Explained: Definition, Function and Applications

    Without catalysts, many processes would be unsustainable: Learn how catalysts work, accelerate reactions and optimize industrial processes.

  10. Catalyst - Definition, Meaning & Synonyms | Vocabulary.com

    A catalyst is an event or person causing a change. Getting kicked out of your parents' house might be a catalyst for becoming more independent.