| Acronym | Meaning |
| ILI | Instrumentation And Laboratory Improvement |
| ASPA | American Society Of Public Administration |
| NTCC | Nimbus Technical Control Center |
| GISS | Goddard Institute For Space Studies |
| ARCSYM | Arctic Regional Climate Simulation |
| PMA | Platform Management Application |
| PDAM | Point Data Access And Management |
| BUREC | Bureau Of Reclamation |
| MBY | Megabyte |
| PSA | Public Service Announcement (radio/TV Term) |