| Acronym | Meaning |
| RGBI | Red Green Blue Intensity (ditto) |
| HTS | High-Temperature Superconducting Wire |
| ROK | Republic Of Korea |
| SWAP | Surface Waters Acidification Programme |
| PLGR | Precision Lightweight GPS Receiver (plugger) |
| OD | Old Dragon - Ordnance Datum (nautical Charts) -Overdose |
| ZV | Zettavolt |
| BCT | Brigade Combat Team |
| TG | Teragram |
| MH | Marshall Islands (postal Symbol; ISO 3166 Digram) - Megahenry - Montserrat (FIPS 10-4 Territory Code) |