| Acronym | Meaning |
| PGP | Pretty Good Privacy |
| KN | Kilonewton |
| AL | Attolitre |
| SIMM | Single In-line Memory Module |
| VOR | VHF Omnidirectional Ranging |
| PMCS | Partial Mission Capable Supply (SM&R Code) - Power Management Control System - Professional Military Comptroller School |
| ST | Saint Lucia (FIPS 10-4 Country Code) - S?o Tom? And Prncipe (ISO 3166 Digram) |
| H | Hecto |
| ACLOS | Automatic CLOS (missile Control System) |
| BO | Back Orifice -Belarus (FIPS 10-4 Country Code) - Bolivia (ISO 3166 Digram) -Body Odor |