| Acronym | Meaning |
| PDL | Program Design Language |
| DNFSB | Defense Nuclear Facilities Safety Board |
| BCD | Binary-coded Decimal |
| ARC | Ames Research Center |
| SMG | Scientific And Management Group |
| FATS | FORTRAN Automatic Timing System |
| GLONET | Global Ozone Observing System |
| WBGT | Wet Bulb Globe Temperature |
| FEST | Fronts Experiment Systems Test |
| HPCS | High-performance Computing Section |