SB
| Abbreviation | Meaning | Tamil Meaning | Category |
|---|---|---|---|
| SB | Spiral | - | Atmospheric Research Center |
| SB | Smiles Back | - | Chemistry |
| SB | Spina Bifida | - | Medical(slang) |
| SB | Space Base | - | Organizations |
| SB | Speed Brake | - | Organizations |
| SB | Synchronization Base | - | Organizations |
| SB | Synchronization Bit | - | Organizations |
| SB | Smiles Back | - | Sms Text Smileys and Emoticons |
| SB | Stand By | - | ISO Country Codes |
| SB | Sexy Bitch - Sexy Bastard - Sexy Boy | - | Astronomy |
| SB | Antimony (Latin Stibium) | - | Astronomy |
| SB | Solomon Islands (ISO 3166 Digram) | - | Astronomy |
| SB | service broker | - | Human Genome |