catalytic converter

noun

: an automobile exhaust-system component containing a catalyst that causes conversion of harmful gases (such as carbon monoxide and uncombusted hydrocarbons) into mostly harmless products (such as water and carbon dioxide)

Examples of catalytic converter in a Sentence

Recent Examples on the Web The three men were attempting to steal the vehicle’s catalytic converter, LAPD officer Jeff Lee tells PEOPLE. Christine Pelisek, Peoplemag, 27 May 2024 The catalytic converter, an exhaust emission control device typically found in the undercarriage of a vehicle, contains precious metals including rhodium, palladium and platinum. Richard Winton, Los Angeles Times, 26 May 2024 See all Example Sentences for catalytic converter 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'catalytic converter.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1955, in the meaning defined above

Time Traveler
The first known use of catalytic converter was in 1955

Dictionary Entries Near catalytic converter

Cite this Entry

“Catalytic converter.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/catalytic%20converter. Accessed 31 May. 2024.

Kids Definition

catalytic converter

noun
: a device containing a catalyst for changing automobile exhaust into mostly harmless products

More from Merriam-Webster on catalytic converter

Last Updated: - Updated example sentences
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