-
- To save this word, you'll need to log in.
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
Assembly Bill 1740 prohibited recyclers from purchasing catalytic converters from anyone except a licensed commercial enterprise or lawful owner.
—Susan Shelley, Orange County Register, 30 May 2024
Vehicle tampering, grand theft: Between 5 p.m. on Nov. 3 and 11 a.m. on Nov. 4, someone tampered with a vehicle parked in the 12000 block of Ingrid Court and stole a catalytic converter for a total loss valued at approximately $1,900.
—Anne Gelhaus, The Mercury News, 18 Nov. 2024
The three crime rings together have stolen at least 365 cars worth more than $8.3 million total and between $53,000 and $78,000 worth of catalytic converters, according to the release.
—Lauren Penington, The Denver Post, 19 Sep. 2024
Thefts of catalytic converters skyrocketed in California during the COVID-19 pandemic.
—Richard Winton, Los Angeles Times, 15 Aug. 2024
See all Example Sentences for catalytic converter
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
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 23 Dec. 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
Britannica.com: Encyclopedia article about catalytic converter
Love words? Need even more definitions?
Merriam-Webster unabridged
Share