We found 13 dictionaries that define the word sdn:

General (5 matching dictionaries)

1. Sdn, sdn: Wordnik
2. SDN: Dictionary.com
3. SDN: Wikipedia, the Free Encyclopedia
4. SDN: Stammtisch Beau Fleuve Acronyms
5. SDN: Wiktionary

Art (1 matching dictionary)

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

Computing (2 matching dictionaries)

7. BABEL: Computer Oriented Abbreviations and Acronyms (No longer online)
8. I T Glossary (No longer online)

Miscellaneous (2 matching dictionaries)

9. SDN: Acronym Finder
10. AbbreviationZ (No longer online)

Slang (1 matching dictionary)

11. SDN: Urban Dictionary

Tech (2 matching dictionaries)

12. SDN: Webster's New World Telecom Dictionary
13. DOD Dictionary of Military Terms: Joint Acronyms and Abbreviations (No longer online)

Definitions from Wiktionary (SDN) ▸ noun:  (computing) Initialism of Sun Developer Network. ▸ noun:  Initialism of specially designated national, a person sanctioned by the United States Department of Treasury. Similar: Selangor, Malaysia, East Malaysia, Kuala Lumpur, west malaysia, Sarawak, Perak, Kota Bharu, Johor, lumpur, more... Phrases: sdn bhd, more... ▸ Words similar to sdn ▸ Usage examples for sdn ▸ Idioms related to sdn ▸ Wikipedia articles (New!) ▸ Popular adjectives describing sdn ▸ Words that often appear near sdn ▸ Rhymes of sdn ▸ Invented words related to sdn