| Acronym | Definition |
|---|
| ISTB➣Interdisciplinary Science and Technology Building (Arizona State University; Tempe, AZ) |
| ISTB➣International Society for Takeda Budo (martial arts) |
| ISTB➣Integrated Subsystem Test Bed |
| ISTB➣Institute for Surgical Technologies and Biomechanics (Switzerland) |
| ISTB➣Integrated Subsystem Tank Bed |
| ISTB➣Irish Software Testing Board (County Cork, Ireland) |