| Acronym | Definition |
|---|
| ABHA | Accountable Behavioral Health Alliance (Corvallis, OR) |
| ABHA | Azelaic Bishydroxamic Acid |
| ABHA | Anderson Brown Higley Associates (Wilmington, DE) |
| ABHA | Agent-Based High Availability |
| ABHA | Alaska Behavioral Health Association |
| ABHA | Acadie-Bathurst Health Authority (New Brunswick, Canada) |
| ABHA | Ancient British Historical Association |
| ABHA | American Blazer Horse Association |
| ABHA | Alto Bowl Horseowners Association (California) |
| ABHA | American Black Hereford Association |
| ABHA | American Buckskin Horse Association |
| ABHA | American Bird Hunters Association, Inc. |
| ABHA | Associate of the British Hypnotherapy Association |
| ABHA | Alberta Ball Hockey Association |
| ABHA | Assembly of Behavioral Healthcare Administrators |