| Acronym | Meaning |
| SCO | Scotland |
| SC | Cruiser Submarine (US Navy Hull Classification) - Saint Kitts And Nevis (FIPS 10-4 Country Code; From Saint Christopher) - Seychelles (ISO 3166 Digram) - South Carolina (postal Symbol) |
| MWOA | Mount Wilson Observatory Association |
| AVGP | Armoured Vehicle |
| SADL | Situation Awareness Data Link (saddle) - Structural Architecture Description Language |
| BST | Binary Search Tree - Blended Sales Tax -Bovine Somatotropin -British Summer Time |
| UK | United Kingdom (alsoFIPS 10-4 Country Code) - University Of Kentucky |
| YJ | Yottajoule |
| WLN | Walloon Language (ISO 639-2 Code) |
| IANAL | I Am Not A Lawyer |