| Acronym | Definition |
|---|
| IASB➣International Accounting Standards Board |
| IASB➣Illinois Association of School Boards |
| IASB➣International Association of Speakers Bureaus (formerly International Group of Agencies and Bureaus) |
| IASB➣Institut d'Aeronomie Spatiale de Belgique (French: Belgian Institute for Space Aeronomy; est. 1964) |
| IASB➣Internal Auditing Standards Board |
| IASB➣Irish American String Band |
| IASB➣Indiana Association for School Broadcasters |