| Acronym | Meaning |
| PHS | Public Health Service |
| CDIS | Command And Data Interface Simulator Unit |
| DPMI | DOS Protected Mode Interface |
| TGB | Trace Gas Biogeochemistry Section |
| RHI | Range-height-indicator |
| AD&D | Accidental Death And Dismemberment |
| CDS | Coronal Doppler Spectrometer |
| NOAO | National Optical Astronomy Observatories |
| CDW | Critical Design Walk-through |
| MECCA | Model Evaluation Consortium For Climate Assessment |