| Acronym | Definition |
|---|
| OSAH➣Operational Support for AIDS Housing (New York) |
| OSAH➣Office of State Administrative Hearings |
| OSAH➣Office of School and Adolescent Health (New Mexico) |
| OSAH➣Obstructive Sleep Apnea and Hypopnea |
| OSAH➣Orchid Springs Animal Hospital (Winter Haven, FL) |