Definition, Meaning & Synonyms

catalyser

noun
/ˈkæt.ə.laɪ.zər/
Definition
A substance that increases the rate of a chemical reaction without undergoing any permanent chemical change itself.
Examples
  • The use of a catalyser in industrial processes can significantly reduce production costs.
  • Enzymes act as natural catalysers in biological reactions within living organisms.
Meaning
In chemistry, a catalyser (also spelled catalyst) facilitates reactions, making them happen more quickly and efficiently.
Synonyms
  • accelerator
  • stimulator
  • facilitator