WDCA
| Acronym | Definition |
|---|---|
| WDCA | World Data Centre for Aerosols (Ispra, Italy; World Meterological Organization) |
| WDCA | Workers' Disability Compensation Act (Michigan) |
| WDCA | Wisconsin Debate Coaches Association |
| WDCA | Washington Dwarf Car Association |
| WDCA | Working Dogo Canario Alliance |
| WDCA | Washington, District of Columbia Area (TV station; Washington, DC) |