| HEMA | Hydraulic Equipment Manufacturers' Association (United Kingdom) | 液压设备制造商协会(英国) |
| HEMA | Holiday Estates Maintenance Association | 度假屋维修协会 |
| HEMA | 2-HydroxyEthyl Methacrylate | 甲基丙烯酸2-羟基乙酯 |
| HEMA | poly-2-hydroxyethylmethacrylate | 聚甲基丙烯酸-2-羟乙基酯 |
| HEMA | poly-2-hydroxyethyl methacrylate | 聚甲基丙烯酸-2-羟乙基酯 |
| HEMA | hemophilia a | 血友病a |
| HEMA | Hollandsche Eenheidsprijzen Maatschappij Amsterdam (Dutch international retail organization) | 荷兰阿姆斯特丹国际零售组织 |
| HEMA | Hemacare Corporation | Hemacare公司 |
| HEMA | Health and Environment Ministers of the Americas | 美洲卫生和环境部长 |
| HEMA | Hydroxyethyl Methacrylate | 甲基丙烯酸羟乙酯 |
| HEMA | Hemophilia, Classic | 血友病，经典 |
| HEMA | Hydroxy Ethyl Methacrylate | 甲基丙烯酸羟乙酯 |