| Abbreviation | Definition |
|---|---|
| WAI | West Antarctic Ice |
| WAIS | West Antarctic Ice Sheet |
| WAISI | West Antarctic Ice Sheet Initiative |
| WAM | WAve Model |
| WAMD | Wide Area Mating Disruption |
| WAMEX | West African Monsoon Experiment |
| WAP | Water Action Plan |
| WAQ | Water Quality |
| WARF | WAter Resources Forecasting |
| WARFS | Water Resources Forecasting System |
| WARP | Wave Adaptive Reduction Principle |
| WASC | Western Administrative Support Center |
| WATOX | Western Atlantic Ocean Experiment |
| WAV | Watershed Action Volunteers |
| WAVE | Water Alliance For Voluntary Efficiency |
| WAVE | Watershed Action For Virginia's Environment |
| WBAR | Wide Band Acoustic Recall |
| WBD | Watershed Boundary Dataset |
| WBD | White- Band Disease |
| WBII | R/V Weatherbird II |