We found 18 dictionaries that define the word registration number:

General (13 matching dictionaries)

1. registration number: Longman Dictionary of Contemporary English
2. registration number: Merriam-Webster
3. registration number: Collins English Dictionary
4. registration number: Vocabulary.com
5. registration number: Cambridge Advanced Learner's Dictionary
6. registration number: Dictionary.com
7. registration number: Rhymezone
8. registration number: FreeDictionary.org
9. registration number: Mnemonic Dictionary
10. registration number: TheFreeDictionary.com
11. registration number: Wiktionary

Business (2 matching dictionaries)

12. registration number: Legal dictionary
13. registration number: Financial dictionary

Computing (1 matching dictionary)

14. registration number: Encyclopedia

Medicine (1 matching dictionary)

15. registration number: Medical dictionary

Tech (1 matching dictionary)

16. AUTOMOTIVE TERMS (No longer online)

(Note: See registration_numbers as well.)

Definitions from Wiktionary (registration number) ▸ noun:  (UK) Series of letters and numbers on shown on the front and back of a motor vehicle. Opposite: unregistered number Types: VIN number, more... Phrases: Resident registration number, more... ▸ Words similar to registration number ▸ Usage examples for registration number ▸ Idioms related to registration number ▸ Wikipedia articles (New!) ▸ Words that often appear near registration number ▸ Rhymes of registration number ▸ Invented words related to registration number