| Acronym | Definition |
|---|
| LDB | License Data Base |
| LDB | Location Data Base |
| LDB | Longitudinal Data Base |
| LDB | Low Level Debugging |
| LDB | Lan Data Base |
| LDB | Logic Data Base |
| LDB | Lock Data Base |
| LDB | Lean Data Block |
| LDB | Large Data Base |
| LDB | Legislative Data Base |
| LDB | Load Data Base |
| LDB | Legacy Data Base |
| LDB | Low Level Data Base |
| LDB | Lordsburg (Amtrak station code; Lordsburg, NM) |
| LDB | Lietuvos Darbo Birža |
| LDB | Little Drummer Boy (software to create drumloops) |
| LDB | Left Descending Bank (river location) |
| LDB | Genetic Location Database |
| LDB | Lim Domain-Binding |
| LDB | Londrina, Parana, Brazil - Londrina (Airport Code) |
| LDB | Launch Data Bus (US NASA) |
| LDB | Long Deep Breaths |
| LDB | Leader Dogs for the Blind |
| LDB | Landport Drapery Bazaar (fabric shop; Portsmouth, NH) |
| LDB | Leader Development Branch (US Army) |
| LDB | Local Data Base |
| LDB | Loop Detection Buffer (Sonet) |
| LDB | Light Distribution Box (Cisco) |
| LDB | Low-Drag Bomb |
| LDB | Loading Database |
| LDB | Laboratoire de Dosimétrie Biologique (French: Biological Dosimetry Laboratory) |
| LDB | Lifetime Distribution Based |
| LDB | Leverandørdatabank |