| Acronym | Meaning |
| OOP | Object-Oriented Programming - Out Of Print |
| ICRL | Individual Component Repair List |
| NGS | Naval Gunfire Support |
| CNY | Chinese Yuan Renminbi (ISO 4217 Currency Code) |
| IRB | International Rugby Board |
| GMT | Giant Magellan Telescope - Greenwich Mean Time |
| ROH | Ring Of Honor |
| SSGN | Nuclear-Powered Guided Missile Submarine (US Navy Hull Classification) |
| GH | Ghana (ISO 3166 Digram; FIPS 10-4 Country Code) - Gigahenry |
| BR | Brazil (ISO 3166 Digram; FIPS 10-4 Country Code) -British Rail- Break Ranks (marching Band Term) |