We found 27 dictionaries that define the word catalytic converter:

General (18 matching dictionaries)

1. catalytic converter: Merriam-Webster
2. catalytic converter: Oxford Learner's Dictionaries
3. catalytic converter: American Heritage Dictionary of the English Language
4. catalytic converter: Collins English Dictionary
5. catalytic converter: Vocabulary.com
6. catalytic converter: Cambridge Advanced Learner's Dictionary
7. catalytic converter: Wiktionary
8. catalytic converter: The Wordsmyth English Dictionary-Thesaurus
9. catalytic converter: Infoplease Dictionary
10. catalytic converter: Dictionary.com
11. Catalytic converter: Wikipedia, the Free Encyclopedia
12. catalytic converter: Rhymezone
13. catalytic converter: FreeDictionary.org
14. catalytic converter: Mnemonic Dictionary
15. catalytic converter: TheFreeDictionary.com
16. catalytic converter: Longman Dictionary of Contemporary English

Business (1 matching dictionary)

17. BusinessDictionary.com (No longer online)

Computing (1 matching dictionary)

18. catalytic converter: Encyclopedia

Science (1 matching dictionary)

19. Atmospheric Chemistry and Air Quality (No longer online)

Slang (1 matching dictionary)

20. catalytic converter: Urban Dictionary

Tech (5 matching dictionaries)

21. Catalytic Converter: Glossary of Air Pollution Terms
22. AUTOMOTIVE TERMS (No longer online)
23. Lake and Water Word Glossary (No longer online)
24. Oil Analysis (No longer online)
25. Glossary of Energy Terms (No longer online)

(Note: See catalytic_converters as well.)

Definitions from Wiktionary (catalytic converter) ▸ noun:  (automotive) A chamber containing a finely divided platinum catalyst in which carbon monoxide and hydrocarbons from vehicle exhaust are oxidized to carbon dioxide. Similar: catalyst, catalyzer, catalysator, converter, autocatalyst, exhaust system, exhaust purifier, catalytic reformer, fuel cell, reformer, more... Opposite: emissions system, exhaust system, muffler Types: three-way, more... ▸ Words similar to catalytic converter ▸ Usage examples for catalytic converter ▸ Idioms related to catalytic converter ▸ Wikipedia articles (New!) ▸ Words that often appear near catalytic converter ▸ Rhymes of catalytic converter ▸ Invented words related to catalytic converter