| Abbreviation | Definition |
|---|---|
| ISBE | Institute for Student Business Education |
| ISBE | International Society for Business Education |
| ISBF | Indian School of Business and Finance |
| ISBH | Indian School of Business Hyderabad |
| ISBI | International Sugar Beet Institute |
| ISBK | Institut fur Stadtebau, Bodenordnung, und Kulturtechnik |
| ISBM | Indian School of Business Management and Administration |
| ISBM | Institute for the Study of Business Markets |
| ISBM | Integrated Science Business Major |
| ISBM | International School of Business and Media |
| ISBM | International School of Business Management |
| ISBR | Institute of Spine and Biomedical Research |
| ISBR | International Society for Biosafety Research |
| ISBS | Institute for Social and Behavioral Sciences |
| ISBS | International School of Business Studies |
| ISBU | Inter-language Studies BUlletin |
| ISBU | Islamic Society of Boston University |
| ISC | Index of Social Conflict |
| ISC | International Students Club |
| ISCA | Institutio Superior De Ciencas Agropecuaria |