| Acronym | Meaning |
| IEA | International Energy Agency |
| KL | Kilolitre |
| UKR | Ukrainian Language (ISO 639-2 Code) |
| KWD | Kuwaiti Dinar (ISO 4217 Currency Code) |
| NIAMD | National Institute Of Arthritis And Musculoskeletal Diseases |
| WRC | World Rally Championship |
| ATC | Air Traffic Control - Air Training Corps - U.S. Air Transport Command (1942-1948) |
| CU | Old Church Slavonic Language (ISO 639-1 Code) |
| MH | Millihenry |
| USNOFS | U.S. Naval Observatory Flagstaff Station |