| Acronym | Meaning |
| TON | Tonga (ISO 3166 Trigram) |
| CONOPS | Concept Of Operations (military) |
| OHC | OverHead-Cam Engine |
| RF | Rutherfordium |
| KY | Cayman Islands (ISO 3166 Digram) - Kentucky (postal Symbol) |
| SIMPLE | Satellite Interactive Multimedia Platform For Low-cost Earth Stations - Savings Incentive Match Plan For Employees (as Used In SIMPLE IRA) - Standard Interface For Multiple Platform Link Evaluation (NATO STANAG 5602) |
| MC | Millicoulomb |
| SFU | Simon Fraser University (Canada) |
| MASER | Microwave Amplification By Stimulated Emission Of Radiation |
| BCT | Brigade Combat Team |