| Acronym | Meaning |
| TACAN | Tactical Air Navigation System |
| WAS | Whole Air Sampler |
| RAF | Research Aviation Facility |
| PASJ | Publications Of The Astronomical Society Of Japan |
| U.S./JC | United States/Japan Cooperation |
| ATRMD | Air |
| DNA | Defense Nuclear Agency |
| AA | Accountable/activity Area |
| ACD | Advanced Conceptual Design |
| PD | Positive Definite |