| Acronym | Meaning |
| HSBC | Hongkong And Shanghai Banking Corporation |
| VTEC | Variable Valve Timing And Electronic Lift Control |
| KERMA | Kinetic Energy Released In MAterial / In MAtter / Per Unit MAss |
| DCC | Digital Command Control (model Railroading) - Direct Client-to-Client (Internet Relay Chat) - Dismounted Close Combat |
| III | Three (in Roman Numerals) |
| MAS | NATO Military Agency For Standardisation |
| IONA | Islands Of The North Atlantic (alternate Name For Great Britain |
| YO | Former Yugoslavia (NATO Country Code |
| MSO | Multiple System Operator |
| ACOM | (U.S.) Atlantic Command |