BYI
| Acronym | Definition |
|---|---|
| BYI | Beckman Young Investigators |
| BYI | Beck Youth Inventories (children and adolescent evaluation) |
| BYI | Beyond Your Imagination |
| BYI | Bosch Young Investigator (Bosch Institute; University of Sydney; Sydney, Australia) |
| BYI | Base Year Ineligible (educational research) |