| Acronym | Meaning |
| SEAC | (National Bureau Of) Standards Eastern Automatic Computer |
| AFD | Acid Fractionator Distillate |
| PAKIT | Photochemistry And Kinetics Of Important Trace Gases |
| MAS | Millimeter-wave Atmospheric Sounder |
| GRGC | Geologic Record Of Global Change |
| NPP | Net Primary Productivity |
| AA | Adverse Action |
| BSD UNIX | Berkeley Software Distribution UNIX |
| DIFAX | Digital Facsimile Map |
| ADS | Activity Data Sheet |