| Acronym | Meaning |
 | OFDA | Office Of Foreign Disaster Assistance |
| RASS | Radio Acoustic Sounding System |
| ADL | Alexandria Digital Library |
| ATM | Apollo Telescope Mount |
| ESF | European Science Foundation |
| SCATE | Sulfur Chemistry In The Antarctic Troposphere Experiment |
| LLR | Lunar Laser Ranging |
| IRE | Institute Of Radio Engineers |
| IFR | Instrument Flight Rules |
| FOF | Field Observing Faciltilty |
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