| Acronym | Meaning |
| NSB | Norges Statsbaner (Norwegian State Railways) |
| TED | Technology Entertainment Design Prize |
| OSL | Open Source License - Optically Stimulated Luminescence - Orbiting Solar Laboratory |
| NWF | National Wildlife Federation |
| VFMO | Very Fast Moving Object (astronomy) |
| CUPW | Canadian Union Of Postal Workers |
| NATO | National Association Of Theatre Owners - North Atlantic Treaty Organisation |
| ES | Einsteinium - Exasecond |
| GMC | U.K. General Medical Council |
| BASE | Building |