| Acronym | Meaning |
 | HTML | Hypertext Mark-up Language |
| CAPTEX | Cross-Appalachian Tracer Experiment |
| PSA | Problem Statement Analyzer |
| ALEXIS | Array Of Low-energy X-ray Imaging Sensors |
| UMP | Upper Mantle Project |
| SWIS | Satellite Weather Information Systems |
| SID | Sudden Ionospheric Disturbance |
| IAPO | International Association Of Physical Oceanography |
| ERDC | Exploratory Research And Development Center |
| DNS | Domestic Name System |
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