HOSA
| Acronym | Definition |
|---|---|
| HOSA | Health Occupations Students of America (Flower Mound, TX) |
| HOSA | Higher-Order Spectral Analysis |
| HOSA | Health Occupation Student Association |
| HOSA | Hydroxylamine-O-Sulfonic Acid |
| HOSA | Hearing Office Systems Assistant |
| HOSA | Heads of Student Administration (conference) |