UDCA
| Acronym | Definition |
|---|---|
| UDCA | Universidad De Ciencias Aplicadas y Ambientales (Spanish: University of Applied and Environmental Sciences; Colombia) |
| UDCA | Unlicensed Diabetes Care Assistant |
| UDCA | Universal Digital Camera Adapter (Opticron) |
| UDCA | Upside Down Count Attitude (contract bridge) |
| UDCA | University District Community Association |
| UDCA | Union de Défense des Commerçants et des Artisans |
| UDCA | Undesirable Discharge, Trial by Civil Authorities (US Navy) |
| UDCA | Urso Deoxy Cholic Acid |