| Acronym | Meaning |
| ATM | Automated Teller Machine - Asynchronous Transfer Mode - At The Moment |
| NRU | Nauru (ISO 3166 Trigram) |
| GRD | Grenada (ISO 3166 Trigram) |
| OOAD | Object Oriented Analysis And Design |
| CDE | Chemical Defence Equipment |
| NACC | North Atlantic Cooperation Council |
| PA | Panama (ISO 3166 Digram) - Paraguay (FIPS 10-4 Country Code) -Partial Agonist -Pennsylvania (postal Symbol) - Petampere -PolyAmide (Nylon) - Prince Albert Piercing - Public Address (vocal Amplification System) - Public Affairs |
| CENZUB | Centre D'entra?nement Aux Actions En Zone Urbaine (French |
| SSP | Submarine Transport (retired US Navy Hull Classification) |
| ROC | Receiver Operating Characteristic (statistics) - Regional Operations Centre - Republic Of China - Roc-A-Fella Records |