| Acronym | Definition |
|---|
| WDA | Wireless Digital Assistant |
| WDA | Workforce Development Area |
| WDA | Workforce Development Agency (Singapore) |
| WDA | Winchester Disk Assembly |
| WDA | Welsh Development Agency (UK government) |
| WDA | Wildlife Disease Association (Lawrence, KS) |
| WDA | Wisconsin Dental Association |
| WDA | Writing Down Allowance (tax; UK) |
| WDA | Wyoming Department of Agriculture |
| WDA | Warsaw Destination Alliance (Warsaw, Poland) |
| WDA | Web Document Analysis |
| WDA | Working Dog Association |
| WDA | Wear Debris Analysis (oil analysis) |
| WDA | Weight per Day of Age (livestock) |
| WDA | Wrongful Death Act (law; various locations) |
| WDA | Worldwide Dragonfly Association |
| WDA | Web Database Application |
| WDA | Wilson's Disease Association International (Wooster, Ohio) |
| WDA | Wyoming Dental Association |
| WDA | Worldwide Discipleship Association |
| WDA | Working Days Adjusted |
| WDA | Washington Department of Agriculture |
| WDA | World Dragonfly Association |
| WDA | Web Design Association (UK) |
| WDA | Waukegan Downtown Association |
| WDA | Warehouse and Distribution Agreement |
| WDA | Weather Data Analysis Program |
| WDA | Warringah Dressage Association (Sydney, Australia) |
| WDA | Weapons Defended Area |
| WDA | Withdrawal of Availability |
| WDA | Weather Decision Aid |
| WDA | Women Dispatchers in Aviation |
| WDA | Wheathampstead Dance Academy (UK) |