| Acronym | Meaning |
| ACINT | Acoustic Intelligence |
| PL | Picolitre |
| DJF | Djibouti Franc (ISO 4217 Currency Code) |
| FK | Femtokelvin |
| A/D | Analog/Digital |
| CNI | Communications |
| 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 |
| USAPATRIOT | Uniting And Strengthening America By Providing Appropriate Tools Required To Intercept And Obstruct Terrorism |
| HRBL | High-level Representation Of Behavior Language (original Name Of The Herbal Language) |
| PICS | Private Investment Capital Subscription |