| Acronym | Meaning |
 | VOR | Visual Omnirange |
| MBYTE | Megabyte |
| AP | Anomalous Propagation |
| DDE | Distributed Data Environment |
| GLOBEC | Global Ocean Ecosystems Dynamics |
| SLPA | Sea-Level Pressure Anomaly |
| NRDC | National Research Development Corporation |
| WEAP | Weather Education And Awareness Project |
| BNSC | British National Space Centre |
| GTS | Global Telecommunication System |
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