- catalytic convertersN-COUNTA catalytic converter is a device which is fitted to a car's exhaust to reduce the pollution coming from it.
English dictionary. 2008.
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catalytic converter — ► NOUN ▪ a device in the exhaust system of a motor vehicle, containing a catalyst for converting pollutant gases into less harmful ones … English terms dictionary
catalytic converter — n. a chemical filter connected to the exhaust system of an automotive vehicle and designed to react with the fumes, so as to reduce air pollution … English World dictionary
Catalytic converter — A catalytic converter (colloquially, cat or catcon ) is a device used to reduce the toxicity of emissions from an internal combustion engine. First widely introduced on series production automobiles in the US market for the 1975 model year to… … Wikipedia
catalytic converter — A pollution control device found on the exhaust system of all cars since its introduction in 1974 which acts like an afterburner to reburn unburned gas in the tail pipe. It looks like a small muffler and is usually made of stainless steel. It… … Dictionary of automotive terms
catalytic converter — UK / US noun [countable] Word forms catalytic converter : singular catalytic converter plural catalytic converters a piece of equipment fitted to a car in order to reduce the amount of poisonous gases that it sends into the air … English dictionary
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. [1960 65] … Universalium
catalytic converter — catalytic con verter n a piece of equipment fitted to a car s ↑exhaust system that reduces the amount of poisonous gases the engine sends out … Dictionary of contemporary English
catalytic converter — catalytic con verter noun count a piece of equipment attached to a car that reduces the amount of poisonous gases that it sends into the air … Usage of the words and phrases in modern English
catalytic converter — noun a converter that uses a platinum iridium catalyst to oxidize pollutants and carbon monoxide into carbon dioxide and water; an antipollution device on an automotive exhaust system • Hypernyms: ↑converter, ↑convertor … Useful english dictionary
catalytic converter — noun Date: 1955 an automobile exhaust system component containing a catalyst that causes conversion of harmful gases (as carbon monoxide and uncombusted hydrocarbons) into mostly harmless products (as water and carbon dioxide) … New Collegiate Dictionary