| Acronym | Definition |
|---|
| SEMO➣Southeast Missouri State University |
| SEMO➣State Emergency Management Office |
| SEMO➣Selma to Montgomery National Historic Trail (US National Park Service) |
| SEMO➣Strengthening Education in Mangere and Otara (New Zealand) |
| SEMO➣Search Engine Marketing Optimization |
| SEMO➣Single Electricity Market Operator (Ireland and UK) |
| SEMO➣Supply and Equipment Management Officer |