| Acronym | Meaning |
| PGD | Pre-implantation Genetic Diagnosis |
| AAD | Analogue-Analogue-Digital (CD Quality) - Australian Antarctic Division |
| HG | Mercury (Latin Hydrargyrum) |
| ANSI | American National Standards Institute |
| LRF | Laser RangeFinder -Low Readiness Forces |
| WAAF | Women's Auxiliary Air Force (WWII UK) |
| S | Siemens - South - Sulfur |
| RAM | Random Access Memory - Rolling Airframe Missile - Royal Air Maroc |
| ZH | Chinese Language (ISO 639-1 Code) |
| MARCENT | United States Marine Forces Central Command |