| Acronym | Meaning |
 | L2D2 | Lightweight LORAN Digital Dropsonde |
| MPP | Massively Parallel Processor |
| SSSF | Surface Sounding Systems Facility |
| EDMS | Electra Data Management System |
| INDEX | Indian Ocean Experiment |
| AO | Air Overseas |
| WWV | Call Letters For The NBS Shortwave Radio Station That Broadcasts Time Signals Only |
| OSL | Orbiting Solar Laboratory |
| KE | Kinetic Energy |
| SPOT | Systeme Pour L'Observation De La Terre (France) |
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