| Acronym | Meaning |
| MTM | Mechanical Test Model |
| AO | Arctic Oscillation |
| WINDEX | Winter Doppler Experiment |
| PSID | Pounds Per Square Inch Differential |
| BBS | Bulletin Board System |
| MSS | Multi-spectral Scanner |
| IGB | International Geophysical Bulletin |
| BAO | Boulder Atmospheric Observatory |
| MFENET | National Magnetic Fusion Energy Network |
| ENSO | El Ni-o-Southern Oscillation |