| Acronym | Meaning |
| CH | Chieftain Tank -China (FIPS 10-4 Country Code) - Switzerland (ISO 3166 Digram; From Latin Confoederatio Helvetica) |
| PID | Pelvic Inflammatory Disease -Plan Identification Number - Positive Identification - Procedural Identification -Procurement Identification Description |
| NZD | New Zealand Dollar (ISO 4217 Currency Code) |
| OAU | Organization For African Unity |
| NUCC(C) | Nordic University Computer Club (Conference) |
| C/O | Care Of (postal Code Indicating Temporary Address Change) |
| PGP | Pretty Good Privacy |
| VCOFS | Vice Chief Of Staff |
| PKA | Previously Known As - Professionally Known As |
| IRBM | Intermediate Range Ballistic Missile |