| Acronym | Definition |
|---|
| LSM | Landing Ship Medium (US Navy) |
| LSM | Launch Service Manager (NASA) |
| LSM | Lethality, Survivability, Mobility (US Army) |
| LSM | Littoral Sea Mine (US Navy) |
| LSM | Local System Model |
| LSM | Located Survey Marker (US NPS) |
| LSM | Logistic Storage Module |
| LSM | Logistics Support Management/Manager |
| LSM | Logistics System Manager |
| LSM | Long Service Medal |
| LSM | Medium Landing Ship |