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We found 29 dictionaries with English definitions that include the word OSI:
Click on the first link on a line below to go directly to a page where "OSI" is defined.

General (7 matching dictionaries)

1. OSI: Collins English Dictionary [home, info]
2. Osi, osi: Wordnik [home, info]
3. OSI: Wiktionary [home, info]
4. OSI: Dictionary.com [home, info]
5. OSI (band), OSI, Osi (ancient tribe), Osi (tribe), Osi: Wikipedia, the Free Encyclopedia [home, info]
6. OSI: Stammtisch Beau Fleuve Acronyms [home, info]
7. OSI: Dictionary/thesaurus [home, info]

Art (1 matching dictionary)

8. OSI: ODLIS: Online Dictionary of Library and Information Science [home, info]

Business (1 matching dictionary)

9. OSI: Travel Industry Dictionary [home, info]

Computing (11 matching dictionaries)

10. OSI: Free On-line Dictionary of Computing [home, info]
11. OSI: Netlingo [home, info]
12. OSI: CCI Computer [home, info]
13. OSI: Technology Terms and Acronyms [home, info]
14. OSI: BABEL: Computer Oriented Abbreviations and Acronyms [home, info]
15. OSI: Computer Telephony & Electronics Dictionary and Glossary [home, info]
16. OSI: Glossary of Internet Terms [home, info]
17. OSI: Internet Terms [home, info]
18. OSI: Webopedia [home, info]
19. OSI: I T Glossary [home, info]
20. OSI: Encyclopedia [home, info]

Medicine (1 matching dictionary)

21. OSI: online medical dictionary [home, info]

Miscellaneous (2 matching dictionaries)

22. OSI: Acronym Finder [home, info]
23. OSI: AbbreviationZ [home, info]

Slang (1 matching dictionary)

24. osi: Urban Dictionary [home, info]

Tech (5 matching dictionaries)

25. OSI: GEOGRAPHIC INFORMATION SYSTEMS, CARTOGRAPHY, AND REMOTE SENSING [home, info]
26. OSI: Basics of Space Flight Glossary [home, info]
27. OSI: DOD Dictionary of Military Terms: Joint Acronyms and Abbreviations [home, info]
28. OSI: Rane Professional Audio Reference [home, info]
29. OSI: Web Hosting Glossary [home, info]

Quick definitions from Wiktionary (osi) ▸ noun:  (networking) Initialism of Open Systems Interconnection. An International Standard ISO/IEC 7894:1994(E) subtitled Basic Reference Model. A four-part document that contains a formal description of an idealized computer network architecture. The document is also published as ITU-T Recommendation X.200 ▸ noun:  (aviation, travel industry) Initialism of Other Supplementary Information. A message sent to an airline by an agent, in a standardised format, advising relevant information such as being a VIP, language difficulty, or passport information. ▸ noun:  (software, organisation) Initialism of Open Source Initiative. ▸ noun:  (US politics) Initialism of Office of Special Investigations. ▸ Words similar to OSI ▸ Usage examples for OSI ▸ Idioms related to OSI (New!) ▸ Popular adjectives describing OSI ▸ Words that often appear near OSI ▸ Rhymes of OSI ▸ Invented words related to OSI