ACWI
| Acronym | Definition |
|---|---|
| ACWI | All Country World Index |
| ACWI | Advisory Committee on Water Information |
| ACWI | Aboriginal Centre of Winnipeg, Inc. (Canada) |
| ACWI | Agricultural Clean Water Initiative Foundation (Sacramento, CA) |
| ACWI | American Chain of Warehouses, Inc. (Beacher, IL) |
| ACWI | Air Combat Warfare International (Canada) |