| Acronym | Meaning |
| FP | Plasma Frequency |
| PC | Geomagnetic Pulsations |
| OGO | Orbiting Geophysical Observatory |
| SLW | Supercooled Liquid Water |
| BI | The Brookings Institution |
| ATOG | Abnormal Test Procedure Operator Guidelines |
| SCAR | Scientific Committee For Antarctic Research |
| SAIC | Science Applications International Corporation |
| DCAA | Defense Contract Audit Agency |
| AMC | American Mining Congress |