| Acronym | Meaning |
| LL | Lincoln Laboratories |
| NCAB | Network Coordination And Advisory Board |
| EC | European Community |
| PSIG | Pounds Per Square Inch Gage |
| VUG | Visualization Users Group |
| ERDA | Energy Research And Development Administration |
| IT | Information Transport |
| NESDIS | National Earth Satellite Data And Information System |
| EO-ICWG | Earth Observation International Coordination Working Group |
| SH | Southern Hemisphere |