Catalytic-converter



an antipollution device in an automotive exhaust system that contains a catalyst for chemically converting some pollutants in the exhaust gases, as carbon monoxide, unburned hydrocarbons, and oxides of nitrogen, into harmless compounds.
noun
a device using three-way catalysts to reduce the obnoxious and poisonous components of the products of combustion (mainly oxides of nitrogen, carbon monoxide, and unburnt hydrocarbons) from the exhausts of motor vehicles Sometimes shortened to catcon

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  • Catalytic-cracking

    the reduction of the molecular weight of hydrocarbons by a catalyst, accomplished in a petroleum refinery by a type of chemical reactor (catalytic cracker) Compare cracker (def 8), cracking (def 1).

  • Catalytical

    Chemistry. the causing or accelerating of a chemical change by the addition of a catalyst. an action between two or more persons or forces, initiated by an agent that itself remains unaffected by the action: social catalyses occasioned by controversial writings. noun (pl) -ses (-ˌsiːz) acceleration of a chemical reaction by the action of a […]



  • Catalytically

    Chemistry. the causing or accelerating of a chemical change by the addition of a catalyst. an action between two or more persons or forces, initiated by an agent that itself remains unaffected by the action: social catalyses occasioned by controversial writings. noun (pl) -ses (-ˌsiːz) acceleration of a chemical reaction by the action of a […]

  • Catalyzed

    to act upon by catalysis. Contemporary Examples But they do hope the film has catalyzed the children to get an education. In ‘Tears of Gaza,’ Vibeke Løkkeberg Focuses on Children of War Lorenza Muñoz September 20, 2012 Indeed that may have catalyzed action this week vs. next month, or next year. Obama’s Real Wall Street […]



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