| Acronym | Meaning |
| OSL | Orbiting Solar Laboratory |
| IRIG | Inertial Rate (MIT) Or Reference (NASA) Integrating Gyroscope |
| IGB | International Geophysical Bulletin |
| NLN | NCAR Local Network |
| AE | Architect/engineer |
| 4DDD | Four-Dimensional Data Assimilation |
| IMAGES | Intermediate Model For The Annual And Global Evolution Of Species |
| DISN | Defense Information Systems Network |
| RCA | Request For Contract Action |
| ALADIN | Atmospheric Laser Doppler Instrument |