AIHA
| Acronym | Definition |
|---|---|
| AIHA | American Industrial Hygiene Association |
| AIHA | Autoimmune Hemolytic Anemia (now Immune Mediated Hemolytic Anemia) |
| AIHA | American International Health Alliance |
| AIHA | American Italian Historical Association |
| AIHA | Albany Institute of History and Art (New York) |
| AIHA | American Italian Heritage Association (Albany, NY) |