BSIS
| Acronym | Definition |
|---|---|
| BSIS | Bureau of Security and Investigative Services (California, USA) |
| BSIS | Bachelor of Science in Information Systems (various universities) |
| BSIS | Big Shanty Intermediate School (Kennesaw, GA) |
| BSIS | Bachelor of Science in Interdisciplinary Studies (various locations) |
| BSIS | Bachelor of Science in Information Science (college degree) |
| BSIS | Blind Spot Information System (cars) |
| BSIS | Birth Sister (adoption) |
| BSIS | Battlefield Strategic Information System |