| Acronym | Definition |
|---|
| WESM➣Wholesale Electricity Spot Market (Philippine legislation) |
| WESM➣Wildlife and Environmental Society of Malawi |
| WESM➣Wireless Edge Services Module (Hewlett-Packard Development Company, LP) |
| WESM➣Weis Earth Science Museum (Menasha, WI) |
| WESM➣Websphere Everyplace Subscription Manager (IBM) |