| Acronym | Meaning |
| OMTF | Optical Modulation Transfer Function |
| EOCAP | Earth Observations Commercialization Applications Program |
| AIRAPT | International Association For Research On High Pressure Science & Technology |
| DRPN | Division De Recherche En Precision Numerique |
| STJ | Subtropical Jet |
| HRSO | High Resolution Solar Observatory |
| EASOE | European Arctic Stratospheric Ozone Experiment |
| NEONS | Navy Environmental Operational Nowcast System |
| EFTA | European Free Trade Association |
| GWEN | Ground Wave Emergency Network |