We found 32 dictionaries that define the word zr:

General (16 matching dictionaries)

1. Zr: Merriam-Webster
2. Zr: Oxford Learner's Dictionaries
3. Zr: American Heritage Dictionary of the English Language
4. Zr: Collins English Dictionary
5. Zr: Vocabulary.com
6. ZR, Zr, Zr, zr: Wordnik
7. Zr: Webster's New World College Dictionary, 4th Ed.
8. Zr: The Wordsmyth English Dictionary-Thesaurus
9. Zr: Infoplease Dictionary
10. Zr: Dictionary.com
11. ZR (bus), ZR, Zr (element), Zr, .zr: Wikipedia, the Free Encyclopedia
12. Zr: Rhymezone
13. Zr, .zr: Stammtisch Beau Fleuve Acronyms
14. zr: FreeDictionary.org
15. zr: Mnemonic Dictionary
16. Zr: TheFreeDictionary.com

Art (2 matching dictionaries)

17. Glossary of Stamp Collecting Terms (No longer online)

Business (1 matching dictionary)

18. Glossary of International Trade Terms (No longer online)

Computing (2 matching dictionaries)

19. zr: Free On-line Dictionary of Computing
20. Zr: Encyclopedia

Medicine (5 matching dictionaries)

21. Zr: Merriam-Webster Medical Dictionary
22. Dorland's Illustrated Medical Dictionary (No longer online)
23. Zr: MedFriendly Glossary
24. online medical dictionary (No longer online)
25. Zr: Medical dictionary

Miscellaneous (2 matching dictionaries)

26. ZR: Acronym Finder
27. AbbreviationZ (No longer online)

Science (2 matching dictionaries)

28. Zr, zr: A Dictionary of Quaternary Acronyms and Abbreviations
29. Zr: WebElements Periodic Table of the Elements

Slang (1 matching dictionary)

30. ZR: Urban Dictionary

Tech (1 matching dictionary)

31. National Weather Service Glossary (No longer online)

Definitions from Wikipedia (ZR) ▸ noun:  A (pronounced "Zed R", formally called a route taxi) a type of private taxi-bus system found in Barbados. Types: zirconium, zircon, more... Phrases: Toyota ZR engine, MG ZR, more... ▸ Words similar to zr ▸ Usage examples for zr ▸ Idioms related to zr ▸ Wikipedia articles (New!) ▸ Popular adjectives describing zr ▸ Words that often appear near zr ▸ Rhymes of zr ▸ Invented words related to zr