| Acronym | Meaning |
| CACR | Commission On Air Chemistry And Radioactivity |
| IFC | InFlight Black Body Calibrator |
| ESSCO | Electronic Space Systems Corporation |
| RFF | Research Flight Facility |
| NTRANS | Metacode Translator |
| NOAO | National Optical Astronomy Observatories |
| MST | Mesospheric/stratospheric/tropospheric |
| RDAS | Reflectivity Data Acquisition System |
| CBO | Carrier Balloon/Omegasonde |
| IMOS | Inadvertent Modification Of The Stratosphere |