We found 9 dictionaries that define the word S 4:

General (3 matching dictionaries)

1. S-4: Wordnik
2. S-4: Dictionary.com
3. S 4: Wikipedia, the Free Encyclopedia

Business (1 matching dictionary)

4. S-4: Webster's New World Finance & Investment Dictionary

Medicine (1 matching dictionary)

5. S-4, S 4: Medical dictionary

Miscellaneous (3 matching dictionaries)

6. S-4: Acronym Finder
7. AbbreviationZ (No longer online)
8. Third Eye's Paranormal (No longer online)

Tech (1 matching dictionary)

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

Phrases: form s 4, B, S & T; 4, more... ▸ Words similar to S 4 ▸ Usage examples for S 4 ▸ Idioms related to S 4 ▸ Wikipedia articles (New!) ▸ Words that often appear near S 4 ▸ Rhymes of S 4 ▸ Invented words related to S 4