| Acronym | Meaning |
| IV&V | Independent Verification And Validation |
| TOPSE | Tropospheric Ozone Production About The Spring Equinox |
| HSMT | Helical Scan Magnetic Tape |
| CAS | Center For Automotive Safety |
| ESN | ECS Science Network |
| CCNY | City College Of New York |
| KMA | Korean Meteorological Administration |
| MFECC | Magnetic Fusion Energy Computation Center |
| DRA | Defense Research & Applications |
| POSIX | Portable Operating System Interface For Computer Environments |