| Acronym | Meaning |
| ETS | Emergency Transponder System |
| POC | Proof Of Concept |
| APIP | Aircraft Produced Ice Particles |
| ANS | Autonomic Nervous System |
| CAPP | Center For Applied Parallel Processing |
| JFSP | Joint Forecast System Project |
| EPIC | Engineering Physics Information Center |
| BAMS | Bulletin Of The American Meteorological Society |
| AWC | Aviation Weather Center |
| RADM | Regional Acid Deposition Model |