| Acronym | Meaning |
| IVI | Interchangeable Virtual Instrument |
| GLV | Manx Language (ISO 639-2 Code) |
| LASER | Light Amplification By Stimulated Emission Of Radiation (cf. Maser) |
| ISL | Iceland (ISO 3166 Trigram) |
| RLS | Restless Leg Syndrome |
| NW | North-West |
| NB | Norwegian Bokm?l Language (ISO 639-1 Code) |
| MTU | Tankovei Mostoukladchik (Russian ???????? ????????????? |
| TSR | Many |
| VCR | Video Cassette Recorder |