| Acronym | Meaning |
| ETA | A Subsidiary Of Control Data Corporation That Manufactures Supercomputers |
| DASMA | Deputy Assistant Secretary For Military Application |
| ISLSCP | International Satellite Land-Surface Climatology Project |
| PA | Payload Accommodations |
| INPA | Instituto Nacional De Pesquisas Da Amazonia |
| MS | The Company Microsoft |
| CAS | Chemical Abstract Service |
| PACT | Professional Association Of Computing And Technology |
| ANL-E | Argonne National Laboratory-East |
| JCAE | Joint Committee On Atomic Energy |