| Acronym | Meaning |
| UFO | Unidentified Flying Object - United Farmers Of Ontario |
| PM | Petametre - Promethium |
| IR | Iridium |
| SDH | Synchronous Digital Hierarchy |
| DR | Dead Reckoning -Dominican Republic (FIPS 10-4 Country Code) -Danmarks Radio (Danish Broadcasting Corporation) |
| MF | Mayotte (FIPS 10-4 Territory Code) - Megafarad |
| ABS | Acrylonitrile Butadiene Styrene - Anti-lock Braking System |
| URD | User Requirements Document |
| GPT | GEC-Plessey Telecommunications - General Purpose Technology - Get Paid To Website |
| IK | Inupiaq Language (ISO 639-1 Code) |