| Acronym | Meaning |
| YL | Yoctolitre |
| JDAM | Joint Direct Attack Munition (djay-dam) |
| CXR | Christmas Island (ISO 3166 Trigram) |
| CP | Canadian Pacific - Check Point - Command Post |
| NACISA | NATO Communications And Information Systems Agency |
| CANA | Convulsive Antidote |
| PASR | Personnel Accounting And Strength Reporting |
| DMA | U.S. Defense Mapping Agency (became NIMA |
| PYF | French Polynesia (ISO 3166 Trigram) |
| MMA | Moving Mechanical Assembly |