EIWG
| Acronym | Definition |
|---|---|
| EIWG | Ecosystems Interagency Working Group (US Climate Change Science Program) |
| EIWG | Environmental Infrastructure Working Group (water projects) |
| EIWG | Evaluation Indicators Working Group (Public Health Agency of Canada) |
| EIWG | EFTPOS (Electronic Funds Transfer at Point of Sale) Industry Working Group (Australia) |
| EIWG | Experimentation Integration Working Group |