IBSN
| Acronym | Definition |
|---|---|
| IBSN | Internet Blog Serial Number (blog registry) |
| IBSN | International Breast Cancer Screening Network (oncology) |
| IBSN | Infantile Bilateral Striatal Necrosis |
| IBSN | International Blog Serial Number |
| IBSN | International Business Studies Network |
| IBSN | International Bible Study-Nijmegen (Netherlands) |
| IBSN | International Business and Services Needs Incorporated |