| Acronym | Meaning |
| ZG | Zeptogram |
| RU | Russian Language (ISO 639-1 Code) |
| KU | Kuwait (FIPS 10-4 Country Code) |
| WRAIR | Walter Reed Army Institute Of Research |
| HBV | Hepatitis B Virus |
| SMO | Samoan Language (ISO 639-2 Code) |
| QNH | Regional Mean Sea Level Atmospheric Pressure (aeronautical Q Code) |
| ABW | Aruba (ISO 3166 Trigram) |
| DTED | Digital Terrain Elevation Data (dee-ted) |
| MMW | Millimetre Wave (radar |