| Acronym | Definition |
|---|
| LTBA➣Linguistics of the Tibeto-Burman Area (peer-reviewed journal) |
| LTBA➣Louisiana Thoroughbred Breeders Association (est. 1963) |
| LTBA➣Latvian Transit Business Association |
| LTBA➣Long Tubular Bone Anlagen |
| LTBA➣Laser Thermal Balloon Angioplasty (cardiology) |