Meaning & use
Catalysis
Last updated
The increase in the rate of a chemical reaction caused by the presence of a substance that is not consumed in the reaction.
See it in a sentence
Industrial catalysis allows chemical plants to produce fuels more efficiently.
Enzymes perform catalysis inside living cells, speeding up essential biochemical reactions.
A note on using this word
The word comes from the Greek 'katalyein,' meaning to dissolve or loosen, reflecting how a catalyst loosens the energy barrier of a reaction.
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