| HMO | Health Maintenance Organization | 卫生维护组织 |
| HMO | Heart Minute Output | 心脏每分钟搏出量 |
| HMO | HСckle Molecular Orbital (Method) | 许克尔分子轨函数 |
| HMO | Hermosillo, Sonora, Mexico - General Ignacio Pesqueira Garcia (Airport Code) | 墨西哥索诺拉州赫莫西约-伊格纳西奥·佩斯奎拉·加西亚将军（机场代码） |
| HMO | Healthy Men Only | 仅限健康男性 |
| HMO | Heave Mom Out | 把妈妈抱出来 |
| HMO | Horrible Medical Organization | 可怕的医疗组织 |
| HMO | Help Me Out | 帮助我 |
| HMO | Health Medical Opportunity | 健康医疗机会 |
| HMO | How Many Obstacles | 有多少障碍 |
| HMO | House of Multiple Occupants | 多人住宅 |
| HMO | Henhouse Management Organization | 鸡舍管理组织 |
| HMO | Hells Medical Orginization | 地狱医疗机构 |
| HMO | Hand The Money Over | 把钱交上来 |
| HMO | Herosillo, Mexico | 墨西哥赫罗西洛 |
| HMO | Healthy Members Only | 仅限健康成员 |
| HMO | Hibbert Medical Office | 希伯特医疗办公室 |
| HMO | Health Management Organization | 健康管理组织 |
| HMO | Home Media Option (TiVo) | 家庭媒体选项（TiVo） |
| HMO | Hadassah Medical Organization (Israel) | 哈达萨医疗组织（以色列） |
| HMO | Healthcare Maintenance Organization | 医疗保健维护组织 |
| HMO | Hibbert Moneymaking Organization (The Simpsons cartoon) | 希伯特赚钱组织（《辛普森一家》动画片） |
| HMO | Hydro Mechanical Obliteration (Colson's weed removal by high-pressure water jet) | 水力机械清洗(寇尔森的杂草采用高压水射流技术) |
| HMO | Hand Money Over | 交出钱 |
| HMO | Hermanus Magnetic Observatory | 赫尔曼斯磁测站 |
| HMO | House in Multiple Occupation (UK) | 多职业住宅（英国） |
| HMO | House In Multiple Occupation | 多用途住宅 |
| HMO | Hiri Motu | 希利摩陀语 |
| HMO | Hazardous Materials Operation(s) | 危险材料操作 |
| HMO | Heavy Machine Operator | 重型机器操作员 |
| HMO | Habitat Module Outfitting | 栖息地模块装备 |
| HMO | High Mobility Operations | 高移动性运营 |
| HMO | Hear Me Out (chat) | 听我说（聊天） |