| Acronym | Definition |
|---|
| SESD➣Saskatoon East School Division (Canada) |
| SESD➣South East San Diego (San Diego, California, USA) |
| SESD➣Science and Ecosystem Support Division |
| SESD➣Science and Engineering in Software Development (book; est. 1999) |
| SESD➣Sunnyvale Elementary School District (California) |
| SESD➣Space Electronic Security Division |