| Acronym | Meaning |
| TSEC | Transmission Security Encryption Code |
| GBH | Grievous Bodily Harm |
| MGA | Malagasy Ariary (ISO 4217 Currency Code) |
| QNH | Regional Mean Sea Level Atmospheric Pressure (aeronautical Q Code) |
| USDA | United States Department Of Agriculture |
| CNI | Communications |
| AB | Able Seaman (rank) |
| DSG | (i) Direct-Shift Gearbox |
| IA | Iowa (postal Symbol) |
| TE | Tactical Exploitation -Testosterone To Epitestosterone Ratio -Tight End (football) |