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Definition of "catalysis" [ca•tal•y•sis]

  • The action of a catalyst, especially an increase in the rate of a chemical reaction. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "catalysis" in a sentence
  • "Warburg had shown that this yellow pigment is involved in catalysis of the oxidation of hexose-monophosphoric acid during yeast metabolism."
  • "I therefore took the opportunity offered to me by many reports, etc. to combat those injurious hypotheses and draw attention to the incomparably greater effectiveness of the simple definition of catalysis based on measurable facts which states that catalysis is a chemical acceleration brought about by the presence of substances which do not appear in the reaction product."
  • "Inevitably, therefore, I was compelled to the view that the nature of catalysis is not be sought in the inducement of"