Definition of catalytic in English:


Line breaks: cata|lyt¦ic
Pronunciation: /ˌkatəˈlɪtɪk


  • Relating to or involving the action of a catalyst.
    More example sentences
    • Traces of metal ions (which could act as catalytic redox centres) were similarly ruled out.
    • Such a development might be useful in stereoselective catalytic syntheses.
    • Many organic molecules undergo structural changes as a result of catalytic reactions with acid or base.



More example sentences
  • In this method, sulfur dioxide gas and air are converted catalytically into sulfur trioxide, a gas that combines explosively with water to form sulfuric acid.
  • The reactions above were performed with preformed oxo species, but the researchers also found that the reactions proceeded catalytically under aerobic conditions.
  • During refining, these metals form a catalytically active layer with sulfur from the oil.


mid 19th century: from catalysis, on the pattern of pairs such as analysis, analytic.

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