| Acronym | Meaning |
| AIAA | American Institute Of Aeronautics And Astronautics |
| XPT | Platinum Troy Ounce (ISO 4217 Currency Code) |
| EPA | EicosaPentaenoic Acid -Environmental Protection Agency |
| NTC | National Training Center - Negative Temperature Coefficient (thermistor) |
| OIE | World Organisation For Animal Health (originally The Office International Des ?pizooties |
| JSP | Joint Services Publication |
| IRAS | Infrared Astronomical Satellite |
| DRET | Defence Research Establishment Toronto (obsolete 2002) |
| LRICBM | Limited Range ICBM |
| NSA | U.S. National Security Agency - Naval Support Activity - No Strings Attached |