cocatalyst

/koʊˈkætəlɪst/
noun
  1. A substance that works together with another catalyst to speed up a chemical reaction.
    • Without the cocatalyst, the chemical reaction would take much longer to complete.
    • The chemist added a cocatalyst to make the reaction happen faster.
    • In industrial processes, a cocatalyst often improves the efficiency of the main catalyst.
Antonyms
What does "cocatalyst" mean? | whatsthatwordmean | whatsthatwordmean