| Acronym | Meaning |
 | TTSA | Trainer Tactical Software Activity |
| PRISM | Portable Reuseable Integrated Software Nodules |
| DGU | Display Generation Unit |
| ISE | In-service Engineer |
| API | Armor Piercing Incendiary |
| O&S | Operating And Support |
| TTE | Technical Training Equipment (tactical/operational) |
| TAS | True Airspeed |
| YFN | Covered Lighter (non Self-propelled) |
| RDBMS | Relational Data Base Management System |
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