| Acronym | Meaning |
| FIPS | Federal Information Processing Standard |
| PA | Pascal - Protactinium |
| CSR | Control Supply Rate |
| AHA | American Heart Association |
| LEMOSS | Long-Endurance MObile Submarine Simulator |
| RPG | (US-CA) Regional Planning Group - Report Program Generator - Rocket Projectile Gun - Rocket-Propelled Grenade - Role-Playing Game |
| KZT | Kazakh Tenge (ISO 4217 Currency Code) |
| BZD | Belize Dollar (ISO 4217 Currency Code) |
| TDM | Time-Division Multiplexing |
| SX | Sonic X |