Flight Performance of Fixed and Rotary Wing Aircraft

| AEO | =All Engines Operating | |
| AF | =Activity Factor | |
| AI | =Autorotative Index | |
| ASI | =Air Speed Indicator | |
| ASW | =Anti-Submarine Warfare | |
| ATC | =Air Traffic Control | |
| AUW | =All-Up Weight | |
| BLF | = Balanced Field Length | |
| BPR | = By-pass Ratio | |
| BRGW | = Brake-Release Gross Weight | |
| BVI | = Blade Vortex Interaction | |
| CAS | = Calibrated Air Speed | |
| CG | = Center of Gravity | |
| CTOL | = Conventional Take-off and Landing | |
| DOC | = Direct Operating Costs | |
| DOF | = Degree of Freedom | |
| EAS | = Equivalent Air Speed | |
| EBF | = Externally Blown Flap | |
| EPNdB | = Effective Perceived Noise, in dB | |
| ETOPS | = Extended Twin-Engine OPerationS | |
| GTOW | = Gross Take-off Weight | |
| KTAS | = True Air Speed in knots | |
| IGE | = In Ground Effect | |
| ILS | = Instrument Landing System | |
| ISA | = International Standard Atmosphere | |
| FL | = Fuselage Line; Flight Level | |
| FoM | = Figure of Merit | |
| ODE | = Ordinary Differential Equation | |
| OEI | = One Engine Inoperative | |
| OEW | = Operating Empty Weight | |
| OGE | = Out of Ground Effect | |
| OSPL | = Overall Sound Pressure Level | |
| MAC | = Mean Aerodynamic Chord | |
| MIL | = Military Standard (USA) | |
| MLW | = Maximum Landing Weight | |
| MR | = Main Rotor | |
| MRW | = Maximum Ramp Weight | |
| MTOW | = Maximum Take-off Weight | |
| MZFW | = Maximum Zero-Fuel Weight | |
| NOTAR | = NOTAil Rotor | |
| PAY | = Payload Weight | |
| PAX | = Passengers | |
| SAR | = Specific Air Range | |
| SFC |