| Acronym | Definition |
|---|
| IHMA➣International Hologram Manufacturers Association |
| IHMA➣International Harbour Masters' Association |
| IHMA➣International Hyperbaric Medical Association |
| IHMA➣Immaculate Heart of Mary Academy |
| IHMA➣International Health Management Associates, Inc. |
| IHMA➣Indian Homeopathic Medical Association (India) |
| IHMA➣Internet Health Maintenance Association |
| IHMA➣Israel Hotel Managers Association |
| IHMA➣International Housewares Manufacturers Association |
| IHMA➣International Holistic Medical Association (antimicrobial drug development; various locations) |
| IHMA➣Islamic Homoeopathic Medical Association |