IDWA
| Acronym | Definition |
|---|---|
| IDWA | Inter-Divisional Work Authorization |
| IDWA | International Data Warehousing Association (Andover, MA) |
| IDWA | Idaho Direct Writing Assessment (test) |
| IDWA | Inter Departmental Work Authorization |
| IDWA | Inverse Distance Weighted Average |
| IDWA | Idaho Department of Water Administration |