| Acronym | Meaning |
| GAC | Global Atmospheric Chemistry |
| IRJE | Internet Remote Job Entry |
| WRL | Willow Run Laboratories |
| F/P-INT | Fabry Perot Interferometer |
| VMS | Virtual Memory Systems |
| ATEN | Association Technique De L'Energie Nucleaire |
| GPIB | General Purpose Interface Board |
| CCCC | Center For Clouds |
| RTN | Regional Telecommunications Network |
| TIMED | Thermosphere-Ionosphere-Mesosphere Energetics & Dynamics |