| Acronym | Definition |
|---|
| BESR➣Backup Exec System Recovery |
| BESR➣Board on Earth Sciences and Resources (National Research Council; est. 1998; Washington, DC) |
| BESR➣Ball Exit Speed Ratio (baseball) |
| BESR➣Bank Payment Slip with Reference Number (investing) |
| BESR➣Business Ethics and Social Responsibility (Israel) |