| Acronym | Meaning |
| TLS | Timor-Leste (ISO 3166 Trigram) -Times Literary Supplement |
| FMS | Federal Magistrates Service (an Australian Federal Court |
| CAA | Canadian Automobile Association - (NORAD) Center For Aerospace Analysis - (U.S.) Center For Army Analysis - (U.S.) Clean Air Act - (U.S. Army) Concepts Analysis Agency - Civil Aviation Authority - Colonial Athletic Association |
| RO | Romanian Language (ISO 639-1 Code) |
| OCI | Occitan Language (ISO 639-2 Code) |
| NIAAA | U.S. National Institute On Alcohol Abuse And Alcoholism |
| CMS | Centres For Medicare And Medicaid Services |
| CJC | Canadian Jewish Congress |
| NHRA | National Hot Rod Association |
| UUV | Unmanned Underwater Vehicle |