| Acronym | Meaning |
| ADI | Alternating Direction Implicit |
| AOC | Area Of Contamination |
| BATGE | Biosphere-Atmosphere Trace Gas Exchange In The Tropics |
| GEWEX | Continental-Scale Project |
| ESD | Electronic System Division |
| SCM | Small Core Memory |
| FAT | Factory Acceptance Test |
| MHS | Message Handling System |
| CAMP | Committee On Aeronautical Meteorological Problems |
| ASIWPCA | Association Of State & Interstate Water Pollution Control Administrators |