catalytic converter

noun
Updated on: 8 Nov 2017

Definition of catalytic converter

: 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)

Recent Examples of catalytic converter from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'catalytic converter.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of catalytic converter

1955


CATALYTIC CONVERTER Defined for English Language Learners

catalytic converter

noun

Definition of catalytic converter for English Language Learners

  • : a part of an automobile exhaust system that removes harmful chemicals


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