| Acronym | Meaning |
| MHDG | Magnetic Heading |
| NVIS | Near Vertical Incident Skywave |
| TA | Terrain Avoidance |
| PD | Project Director |
| VL | Vertical Landing |
| TRID | Training Requirement Identification Display |
| PRC | Propeller Change (tdc 64) |
| RNCC | Reference Number Category Code |
| OVHD | Overhead |
| AAC | Aircraft Armament Change (tdc 56) |