| Acronym | Meaning |
 | DMCA | Digital Millennium Copyright Act |
| NCA | National Command Authority |
| CHAMPUS | (U.S.) Civilian Health And Medical Program Of The Uniformed Services |
| COB | Close Of Business [day] |
| S | Siemens - South - Sulfur |
| ASARS | Advanced Synthetic Aperture Radar System - Airborne Search And Rescue System |
| MAGIC | Major Atmospheric Gamma-ray Imaging Cherenkov (telescope) |
| LRAD | Long Range Acoustic Device (ell-rad) |
| ZH | Zeptohenry |
| AC | Actinium |
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