We found 30 dictionaries that define the word time zone:

General (19 matching dictionaries)

1. time zone: Longman Dictionary of Contemporary English
2. time zone: Merriam-Webster
3. time zone: Oxford Learner's Dictionaries
4. time zone: American Heritage Dictionary of the English Language
5. time zone: Collins English Dictionary
6. time zone: Vocabulary.com
7. time-zone: Wordnik
8. time zone: Cambridge Advanced Learner's Dictionary
9. time-zone, time zone: Wiktionary
10. time zone: The Wordsmyth English Dictionary-Thesaurus
11. time zone: Infoplease Dictionary
12. time zone: Dictionary.com
13. Time Zone (band), Time Zone (video game), Time Zone, Time-zone, Time zone (disambiguation), Time zone: Wikipedia, the Free Encyclopedia
14. time zone: Rhymezone
15. time zone: FreeDictionary.org
16. time zone: Mnemonic Dictionary
17. time zone: TheFreeDictionary.com

Business (3 matching dictionaries)

18. Travel Industry Dictionary (No longer online)
19. time zone: Legal dictionary
20. BusinessDictionary.com (No longer online)

Computing (2 matching dictionaries)

21. time zone: Free On-line Dictionary of Computing
22. Time-zone, time zone: Encyclopedia

Medicine (2 matching dictionaries)

23. online medical dictionary (No longer online)
24. time zone: Medical dictionary

Miscellaneous (1 matching dictionary)

25. time zone: Idioms

Science (3 matching dictionaries)

26. time zone: LITTLE EXPLORERS(TM) Picture Dictionary
27. Time Zone: Eric Weisstein's World of Astronomy
28. How Many? A Dictionary of Units of Measurement (No longer online)

(Note: See time_zones as well.)

Definitions from Wiktionary (time zone) ▸ noun:  A range of longitudes where a common standard time is used. Similar: zonetime, time difference, standard meridian, standard time, Zulu, civil time, world clock, extent, Geocentric Coordinate Time, zone, more... Opposite: anti-meridian Phrases: time zone arbitrage, Pacific Time Zone, Eastern Time Zone, Central Time Zone, Mountain Time Zone, more... Adjectives: mt, est, zulu, oth, ll, peng, l/c, l8r, ba, ie, oo ▸ Words similar to time zone ▸ Usage examples for time zone ▸ Idioms related to time zone ▸ Wikipedia articles (New!) ▸ Words that often appear near time zone ▸ Rhymes of time zone ▸ Invented words related to time zone