| Acronym | Definition |
|---|
| KBSI➣Korea Basic Science Institute |
| KBSI➣Knowledge Based Systems, Inc. |
| KBSI➣Kansas Building Science Institute (building science and energy performance training; various locations; est. 1996) |
| KBSI➣Kuwait Boat Show International (annual) |
| KBSI➣Kidapawan Bonsai Soceity, Inc. (Philippines) |