| Acronym | Definition |
|---|
| WMI | Windows Management Instrumentation |
| WMI | Warner Music International |
| WMI | Waste Management, Inc. (stock symbol) |
| WMI | Windows Management Interface |
| WMI | Wireless Mobile Internet |
| WMI | Windows Management Infrastructure |
| WMI | Wilderness Medicine Institute |
| WMI | Weill Music Institute (Carnegie Hall Corp.; New York, NY) |
| WMI | Wealth Management International (various locations) |
| WMI | World Manufacturer Identifier |
| WMI | Waste Management Institute |
| WMI | Wallace McCain Institute (entreprenurial peer group; Canada) |
| WMI | Web Management Interface |
| WMI | Wealth Masters International, Ltd. (Sugar Land, TX) |
| WMI | Warfighter Machine Interface |
| WMI | Webmathematics Interactive (educational software) |
| WMI | Women's Ministries International (Free Methodist Church) |
| WMI | Weapons of Math Instruction |
| WMI | White Mountain Independent (Newspaper; Show Low, AZ) |
| WMI | Williams Memorial Institute (New London, CT) |
| WMI | Wireless Measurement Instrument (Grayson Wireless) |