| Acronym | Definition |
|---|
| ELSA | European Law Students' Association |
| ELSA | Ethical, Legal and Social Aspects |
| ELSA | Electrical Safety (conference) |
| ELSA | English Language Skills Assessment |
| ELSA | Employment, Labour and Social Affairs (various organizations) |
| ELSA | Earth and Life Systems Alliance (UK) |
| ELSA | European Laboratory for Structural Assessment |
| ELSA | European League of Stuttering Associations |
| ELSA | English Longitudinal Study of Aging |
| ELSA | English Language Services for Adults |
| ELSA | Electron Stretcher and Accelerator (Physics Institute, Bonn University) |
| ELSA | Electronic Library Services and Applications |
| ELSA | Estes Land Stewardship Association (Estes Park, CO, USA) |
| ELSA | Emergency Level Scale Assessment |
| ELSA | Ewing-Lawrence Sewage Authority (Lawrenceville, NJ) |
| ELSA | Endoluminal Laser System Ablation |
| ELSA | Empirically Lossless Switch Architecture |
| ELSA | Economic Research and Financial Analysis |
| ELSA | Expedition Leadership Style Analysis (inventory) |