catalytic converter noun
: a part of an automobile exhaust system that removes harmful chemicals
: 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)
First Known Use of CATALYTIC CONVERTER
catalytic converter noun (Concise Encyclopedia)
Learn More About CATALYTIC CONVERTER
Seen & Heard
What made you want to look up catalytic converter? Please tell us where you read or heard it (including the quote, if possible).