| Abbreviation | Definition |
|---|---|
| SF | Semi Floating |
| SF | Significant Figures |
| SF | Sort Flag |
| SF | Store and Forward |
| SF | Suppress Form |
| SFF | Send From File |
| SFH | Set Flags to Half-mast |
| SFI | Single Float Image |
| SFP | Send For Pizza |
| SFR | Set Factory Reset |
| SG | Source Grep |
| SGDT | Store Global Descriptor Table |
| SGN | Sign |
| SH | Sense High |
| SH | Suppress Header |
| SHAP | Sterling Heights Assembly Plant |
| SHI | Standing Hold Instruction |
| SHL | Shift Logical Left |
| SHLD | Double Precision Shift Left |
| SHR | Shift Logical Right |