| Acronym | Definition |
|---|
| ISBR➣International School of Business and Research (India) |
| ISBR➣Institute for Social and Behavioral Research (Iowa State University; Ames, Iowa) |
| ISBR➣International Society for Biosafety Research (est. 1990) |
| ISBR➣Islamic Society of Bay Ridge (Brooklyn, NY) |
| ISBR➣Inkoop Service Bureau Rotterdam (Dutch: Purchasing Service Bureau Rotterdam; Netherlands) |