
Military Titles & Offices
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S
| SC | Staff Captain. |
| S comd | Senior Commander or Southern Command (more usually SComd). |
| S Contr | Senior Controller. |
| SCRA | Staff Captain, Royal Artillery. |
| Seny. | Seniority. Normally
followed by a date. |
| Sgt Sjt Sgt/s |
Sergeant/s. |
| sigmn | Signalman or Signalmen. |
| SM | Sergeant Major. Note: Sergeant Major is no longer a rank in the British Army. |
| SMO | Senior medical Officer. |
| SNO | Senior Naval Officer. |
| SNOL | Senior Naval Officer Landing. |
| SO | Staff Officer or Senior Officer. |
| SO in C | Signal Officer-in-Chief. |
| Spr | Sapper, equivalent of Private. |
| SQMS | Staff or squadron, quarter-master-serjeant. |
| SSgt S Sgt S sjt |
Staff sergeant. |
| SSM | Staff or squadron, serjeant-major. |
| SSO | Station Staff Officer. |
| Sub | Subaltern. Chiefly British military term for a junior officer. |
| 2 Sub | Second Subaltern. |
| Substantive | Substantive. [Explanation] |
| Supernumerary | Non-regular member of a staff. |
| S sup O | Senior supply officer. |

Staff Sergeant
