| Acronym | Definition |
|---|
| LTBP➣Long-Term Bridge Performance (FHWA Bridge research program) |
| LTBP➣Lake Tanganyika Biodiversity Project (various locations; UN Development Programme) |
| LTBP➣London Tanker Brokers Panel |
| LTBP➣Let There Be Porn (website) |
| LTBP➣Long-Term Business Plan |
| LTBP➣Latent TGF (Transforming Growth Factor)-Beta Binding Protein (genetics) |