| Acronym | Meaning |
| AOSTH | Adventures Of Sonic The Hedgehog |
| BAR | British American Racing - Browning Automatic Rifle - Buy-American Restrictions |
| RTT | Round Trip Timing |
| TO | Togo (FIPS 10-4 Country Code) - Tonga (ISO 3166 Digram) |
| TSR | Many |
| CPT | Contingency Planning Team |
| OPI | Office Of Primary Interest - Open Prepress Interface |
| FTP | File Transfer Protocol |
| C | Carbon - Coulomb - One Hundred (in Roman Numerals) |
| PB | Lead (Latin Plumbum) |