We found 13 dictionaries that define the word international atomic time:

General (6 matching dictionaries)

1. International Atomic Time: Collins English Dictionary
2. international atomic time: Infoplease Dictionary
3. International Atomic Time: Dictionary.com
4. International Atomic Time: Wikipedia, the Free Encyclopedia
5. International Atomic Time: TheFreeDictionary.com
6. International Atomic Time: Wiktionary

Computing (2 matching dictionaries)

7. International Atomic Time: Free On-line Dictionary of Computing
8. international atomic time: Encyclopedia

Medicine (1 matching dictionary)

9. online medical dictionary (No longer online)

Science (2 matching dictionaries)

10. International Atomic Time: Eric Weisstein's World of Astronomy
11. International Atomic Time: Extragalactic Astronomy

Tech (2 matching dictionaries)

12. DOD Dictionary of Military Terms (No longer online)
13. Space and Electronic Warfare Lexicon (No longer online)

Definitions from Wiktionary (International Atomic Time) ▸ noun:  A high-precision atomic coordinate time standard based on the notional passage of proper time on Earth's geoid. ▸ Words similar to international atomic time ▸ Usage examples for international atomic time ▸ Idioms related to international atomic time ▸ Wikipedia articles (New!) ▸ Words that often appear near international atomic time ▸ Rhymes of international atomic time ▸ Invented words related to international atomic time