| Acronym | Meaning |
| ALAP | As Long/Late As Possible |
| ZT | Zeptotesla |
| BI | Bismuth |
| TC | Teracoulomb - Turks And Caicos (ISO 3166 Digram) - United Arab Emirates (FIPS 10-4 Country Code; From Trucial Coast States) |
| TVR | TreVor (Wilkinson) Racing |
| LUG | Linux User Group |
| NAAD | North American Air Defense |
| CBC | Canadian Broadcasting Corporation - Christmas Bird Count - Cipher-Block Chaining - Cornering Brake Control |
| OCN | Oncology Certified Nurse |
| DU | Depleted Uranium -Dust (METAR Code) |