| Acronym | Meaning |
| NG | Nanogram - Ndonga Language (ISO 639-1 Code) |
| FJI | Fiji (ISO 3166 Trigram) |
| PU | Plutonium |
| EOTS | Electro-Optical Tactical Sensor |
| SJ | Svalbard And Jan Mayen (ISO 3166 Digram) -Societas Iesu (Latin: The Society Of Jesus |
| FOV | Field Of View |
| ZW | Zettawatt - Zimbabwe (ISO 3166 Digram) |
| HV | Upper Volta (ISO 3166 Digram; Obsolete 1984) |
| PO | Polonium |
| BU | Bulgaria (FIPS 10-4 Country Code) - Burma (ISO 3166 Digram; Obsolete Since 1989) |