| Acronym | Definition |
|---|
| IHA➣International Hydropower Association (UK) |
| IHA➣Incidental Harassment Authorization (US NOAA) |
| IHA➣Integrated Healthcare Association (Walnut Creek, CA) |
| IHA➣I'll Have Another (racehorse) |
| IHA➣Intel Hub Architecture |
| IHA➣International Housewares Association |
| IHA➣Interior Health Authority (Health Board of the interior section of British Columbia, Canada) |
| IHA➣Iowa Hospital Association |
| IHA➣Independence Hall Association (est. 1942; Philadelphia, PA) |
| IHA➣Institute for Healthcare Advancement (La Habra, CA) |
| IHA➣Institut Herzberg d'astrophysique |
| IHA➣Ihlas Haber Ajansi (news agency in Turkey) |
| IHA➣International Huntington Association |
| IHA➣Immaculate Heart Academy |
| IHA➣Internet Home Alliance |
| IHA➣Inline Hockey Association (Colorado Springs, CO) |
| IHA➣I Hate Acronyms :-) |
| IHA➣International Hotel Association |
| IHA➣Indian Housing Authorities |
| IHA➣Imperial Household Agency (Japan) |
| IHA➣Institute for Health & Aging (University of California, San Francisco) |
| IHA➣Ice Hockey Australia (governing body of Australian ice hockey) |
| IHA➣Independent Homeworkers Alliance |
| IHA➣Ithaca Health Alliance |
| IHA➣Iranian Homeopathic Association |
| IHA➣Indirect Hemagglutination Antibody |
| IHA➣Indirect Hire Agreement |
| IHA➣Irresponsible Hate Anthem (Marilyn Manson song) |
| IHA➣Integrated High Availability (trademark of Resilience Corp.) |
| IHA➣Interim Housing Allowance |
| IHA➣I Have Available |
| IHA➣Idaho Hay Association Inc. |
| IHA➣Improved Hybrid Algorithm |
| IHA➣Interstate Highway Act of 1956 |