| Acronym | Definition |
|---|
| HBOC➣HBO & Co of Georgia |
| HBOC➣Hereditary Breast and Ovarian Cancer |
| HBOC➣Hemoglobin-Based Oxygen Carrier |
| HBOC➣Hawke's Bay Orienteering Club (New Zealand) |
| HBOC➣Hunter Bird Observers Club |
| HBOC➣Horse Breeders and Owners Conference |
| HBOC➣Hemoglobin Bovine Oxygen Carrier |
| HBOC➣Harbor Boulevard of Cars |