We found 18 dictionaries that define the word h hour:

General (12 matching dictionaries)

1. H hour: Merriam-Webster
2. H-hour: Oxford Learner's Dictionaries
3. H-hour: American Heritage Dictionary of the English Language
4. H-hour, H-hour: Collins English Dictionary
5. H-hour: Wordnik
6. H-hour: Wiktionary
7. H-hour: Webster's New World College Dictionary, 4th Ed.
8. H-hour: Infoplease Dictionary
9. H-hour, h hour: Dictionary.com
10. H-Hour, H-hour, H-hour (D-day): Wikipedia, the Free Encyclopedia
11. H-hour: TheFreeDictionary.com
12. H hour: Merriam-Webster

Computing (1 matching dictionary)

13. H hour: Encyclopedia

Miscellaneous (2 matching dictionaries)

14. H-hour: Acronym Finder
15. AbbreviationZ (No longer online)

Slang (1 matching dictionary)

16. H-Hour: Urban Dictionary

Tech (2 matching dictionaries)

17. DOD Dictionary of Military Terms: Joint Acronyms and Abbreviations (No longer online)
18. DOD Dictionary of Military Terms (No longer online)

▸ Words similar to h hour ▸ Usage examples for h hour ▸ Idioms related to h hour ▸ Wikipedia articles (New!) ▸ Words that often appear near h hour ▸ Rhymes of h hour ▸ Invented words related to h hour