| Acronym | Definition |
|---|
| IBZ➣Industrial Business Zone (New York, NY) |
| IBZ➣Ibiza, Spain - Ibiza (Airport Code) |
| IBZ➣Irreducible Brillouin Zone |
| IBZ➣Ischemic Boundary Zone |
| IBZ➣Inland Buffer Zone (Pictured Rocks National Lakeshore; Michigan) |
| IBZ➣Internal Border-Zone (neurology) |