We found 24 dictionaries that define the word WMO:

General (13 matching dictionaries)

1. WMO: Oxford Learner's Dictionaries
2. WMO: Collins English Dictionary
3. WMO: Vocabulary.com
4. wmo: Wordnik
5. WMO: Wiktionary
6. WMO: Infoplease Dictionary
7. WMO: Dictionary.com
8. WMO: Wikipedia, the Free Encyclopedia
9. Wmo: Rhymezone
10. WMO: Stammtisch Beau Fleuve Acronyms
11. wmo: FreeDictionary.org
12. wmo: Mnemonic Dictionary
13. WMO: TheFreeDictionary.com

Business (1 matching dictionary)

14. Glossary of Trade and Shipping Terms (No longer online)

Computing (1 matching dictionary)

15. WMO: Encyclopedia

Miscellaneous (3 matching dictionaries)

16. CIA World Factbook (No longer online)
17. WMO: Acronym Finder
18. AbbreviationZ (No longer online)

Science (2 matching dictionaries)

19. WMO: Solar Radiation Resource Terms
20. WMO: A Dictionary of Quaternary Acronyms and Abbreviations

Slang (1 matching dictionary)

21. WMO, wmo: Urban Dictionary

Tech (3 matching dictionaries)

22. WMO: GEOGRAPHIC INFORMATION SYSTEMS, CARTOGRAPHY, AND REMOTE SENSING
23. DOD Dictionary of Military Terms: Joint Acronyms and Abbreviations (No longer online)
24. National Weather Service Glossary (No longer online)

(Note: See wmos as well.)

Definitions from Wiktionary (WMO) ▸ noun:  (UN) Initialism of World Meteorological Organization. ▸ noun:  Initialism of World Mime Organisation. ▸ noun:  Initialism of Wayanad Muslim Orphanage. Similar: World Meteorological Organization, meteorological, UNCTAD, climatology, troposphere, WIPO, NOAA, ICAO, Russian Federation, OPCW, more... Adjectives: unep, unesco, icsu, new, unwto, mass, alternative, iash, ioc ▸ Words similar to WMO ▸ Usage examples for WMO ▸ Idioms related to WMO ▸ Wikipedia articles (New!) ▸ Popular adjectives describing WMO ▸ Words that often appear near WMO ▸ Rhymes of WMO ▸ Invented words related to WMO