| Acronym | Meaning |
| ADHS | Attention-Deficit Hyperactivity Syndrome |
| SMO | Samoan Language (ISO 639-2 Code) |
| OMN | Oman (ISO 3166 Trigram) |
| BYS | Byelorussian Soviet Socialist Republic (ISO 3166 Trigram; Obsolete Since 1992) |
| SVG | Scalable Vector Graphics |
| GDP | General Dental Practitioner (UK) - Gross Domestic Product |
| PCAS | Planet-Crossing Asteroid Survey |
| YGCO | Yamaneko Group Of Comet Observers |
| BOP | Balance Of Payments |
| CART | Championship Auto Racing Teams (now Defunct) |