| Meaning | Category |
| Scientific Equipment Bay | Governmental->NASA |
| Seaboard Corporation of Delaware | Business->AMEX Symbols |
| Secure E Bookman | Computing->Software |
| Seemingly Endless Backpack | Community->Educational |
| Skandinaviska Enskilda Banken | Business->Firms |
| Society for Experimental Biology | Medical->Veterinary |
| Solo Events Board | Academic & Science->Universities |
| Source Evaluation Board | Academic & Science->Ocean Science Governmental->NASA |
| Staphylococcal Enterotoxin B | Medical->Laboratory |
| Straight Edge Bomber | Community->Sports |
| Student Events Board | Academic & Science->Universities |
| Superior Education Bore | Community->Educational |
| Support Equipment Building | Governmental->NASA |
| System Efficiency Buffer | Computing->General |
| Systems Engineering Branch | Governmental->NASA |
| The Science And Engineering Building | Academic & Science->Universities |
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