| MHI | Manufactured Housing Institute | 人造住房协会 |
| MHI | Micropyretics Heaters International | 国际微热加热器 |
| MHI | Material Hazard Index | 材料危险指数 |
| MHI | Mirowski Home Inspections, LLC | Mirowski家庭检查有限责任公司 |
| MHI | Mcguyer Homebuilders Inc | Mcguyer Homebuilders Inc公司 |
| MHI | Manufactured Homes Inc | 人造房屋公司 |
| MHI | Median Household Income | 家庭收入中位数 |
| MHI | Open Society Mental Health Initiative | 开放社会心理健康倡议 |
| MHI | Mitsubishi Heavy Industry Corporation (Tokyo, Japan) | 三菱重工（日本东京） |
| MHI | Medicare Health Insurance | 医疗保险健康保险 |
| MHI | Material Handling Institute (educational & certification component of MHIA) | 处理材料研究所(教育及验证组件的MHIA) |
| MHI | Medical and Health Insurance | 医疗和健康保险 |
| MHI | Med Help International | Med帮助国际 |
| MHI | Member Help Interactive (America Online) | 会员帮助互动（美国在线） |
| MHI | Montreal Heart Institute (Montreal, Quebec, Canada) | 蒙特利尔心脏研究所（加拿大魁北克蒙特利尔） |
| MHI | Mitsubishi Heavy Industries, Ltd. | 三菱重工株式会社。 |
| MHI | mental health index | 心理健康指数 |
| MHI | Masters in Healthcare Innovation (Arizona State University College of Healthcare Innovation) | 医疗保健创新硕士（亚利桑那州立大学医疗保健创新学院） |
| MHI | Main Hawaiian Islands | 主要夏威夷群岛 |
| MHI | malignant histiocytosis of the intestine | 肠道恶性组织细胞增生症 |
| MHI | Media House International | 国际媒体之家 |
| MHI | Marine Hydrophysical Institute | 海洋水文物理研究所 |
| MHI | Military History Institute | 战史研究所 |
| MHI | Morrison Management Specialists, Inc. | 莫里森管理专家公司。 |
| MHI | Musha, Djibouti | 吉布提穆沙 |