| Acronym | Meaning |
| IMAGE | N/A |
| ADEOS | Advanced Earth Observing Satelite |
| APDCS | Axial Power Distribution Monitoring System |
| ZOLD | Zeroth Order Logarithmic Distribution Function |
| AC | Advisory Circular/committee |
| DCS | Direct Connect Service |
| IDI | Instrumentation Development And Intercomparisons |
| AEA | Atomic Energy Authority |
| FAME | Formatting And Multiplexing Equipment |
| UNESCO | United Nations Educational |