| Abbreviation | Definition |
|---|---|
| SMLI | Stateful MultiLayer Inspection |
| SMM | System Manager's Manual |
| SMM | System Messages Maintenance |
| SMN | Software Management Network |
| SMOKE | Scripting Meta Object Kompiler Engine |
| SMP | Simultaneous Multi-Processing |
| SMP | Symmetric Multi Processing |
| SMP | Symmetric MultiProcessing |
| SMP | System Modification Program |
| SMPI | Service Management Proficiency Index |
| SMS | Sega Master System |
| SMS | Storage Management Subsystem |
| SMT | Structured Modeling Technology |
| SMTS | Scalable Migration And Tracking System |
| SMUG | Serious Mac User Group |
| SMV | Smart Machine Vision |
| SN | Sequence Number |
| SNA | System Network Architecture |
| SNADS | Standard Network Architecture Distribution Services |
| SNAP | Size Nomenclature Activity And Protection |