| Acronym | Definition |
|---|
| HIA➣Head of Internal Audit (various locations) |
| HIA➣Housing Industry Association (Australia) |
| HIA➣Health Impact Assessment |
| HIA➣Head Inury Assessment (concussion test; rugby) |
| HIA➣Høgskolen I Agder |
| HIA➣Hot Ion Analyzer |
| HIA➣Health Insurance Authority (regulatory body; Ireland) |
| HIA➣Health in Action (various locations) |
| HIA➣Historic Inns of Annapolis (Annapolis, MD) |
| HIA➣Herzberg Institute of Astrophysics (Canada) |
| HIA➣Hemp Industries Association |
| HIA➣Halls Internet Access |
| HIA➣Holographic Imaging Apparatus |
| HIA➣Hyogo International Association (Japan) |
| HIA➣Here I Am |
| HIA➣Home Improvement Agency (United Kingdom) |
| HIA➣Hearing Industries Association |
| HIA➣Health Information Act (Canada) |
| HIA➣Hobby Industry Association |
| HIA➣Health Insurance Associate |
| HIA➣Hungarian Interchurch Aid |
| HIA➣Hoover Institution Archive (Hoover Institution; Stanford University) |
| HIA➣Hand Immobilization Attack |
| HIA➣Hazard Identification and Analysis Unit |
| HIA➣Health Investment Account |
| HIA➣Hettesheimer Insurance Agency (Ohio) |
| HIA➣Harmful Interference Anticipated (engineering study; Canada) |
| HIA➣Host Interface Adapter |
| HIA➣Hague Invasion Act (2002) |
| HIA➣Helmholtz-Institute for Biomedical Engineering, Aachen (Aachen University, Aachen, Germany) |
| HIA➣Hispanic Influencer Alliance |
| HIA➣Horizontal Impulse Accelerator |
| HIA➣Highest Interference Algorithm |
| HIA➣Held/Hold In Abeyance |
| HIA➣Harrisburg International Airport, Harrisburg, Pennsylvania (Airport Code) |