| Meaning | Category |
| HP LaserJet landscape Printer font | Computing->File Extensions |
| SIS Framegrabber Graphics | Computing->File Extensions |
| Safi, Morocco | Regional->Airport Codes |
| Scleroderma Foundation, Inc. | Community->Non-Profit Organizations |
| Security Freedom And Income | Governmental->US Government |
| Sema Fountain, Inc. | Business->Firms |
| Sequential Fuel Injection | Governmental->Transportation |
| Serdes Framer Interface | Computing->Software |
| Single Float Image | Computing->Assembly |
| Six Figure Income | Business->Positions |
| Smith Fairfield, Inc. | Business->Firms |
| Smv Feature Integrator | Computing->Software |
| Solar Flux Index | Governmental->NASA |
| Some Future Idea | Business->General |
| Sound Future International | Business->Firms |
| Sports Fishing Initiative | Academic & Science->Ocean Science |
| Starwood Financial, Inc. | Business->NYSE Symbols |
| Strong Future International | Community->Educational |
| Struck Fastbus Interface | Computing->Networking |
| Support For Independence | Governmental->US Government |
| Sustainable Forestry Initiative | Governmental->US Government |
| Swedish For Immigrants | Community |
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