catalyst

Meaning

  1. A substance that increases the rate of a chemical reaction without being consumed in the process.
  2. Something that encourages progress or change.
  3. An inciting incident that sets the successive conflict into motion.
  4. A catalytic converter.
  5. An object that facilitates the casting of a spell (such as a magic wand).

Frequency

21k
Pronounced as (IPA)
/ˈkæt.əl.ɪst/
Etymology

From catalysis + -ist.

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