| HMM | Hidden Markov Models | 隐马尔可夫模型 |
| HMM | heavy meromyosin | 重酶解肌球蛋白 |
| HMM | Alternate Mail Read option menu (Procomm Plus) | 备用邮件读取选项菜单(Procomm Plus) |
| HMM | human malignant mesothelioma | 人类恶性间皮瘤 |
| HMM | Heavy Magic Missile (Tibia game) | 重型魔法导弹(Tibia游戏) |
| HMM | Harmonie municipale de Mâcon | Harmonie municipale de Mâcon |
| HMM | Marine medium helicopter squadron (US DoD) | 海军中型直升机中队(美国国防部) |
| HMM | Hardware Maintenance Manual | 硬件维护手册 |
| HMM | Hand Maid Mai (anime) | 手女仆麦(动漫) |
| HMM | l'Harmonie Municipale de MonthermÉ | l'Harmonie Municipale de MonthermÉ |
| HMM | Hatch Mott MacDonald Group, Inc. (engineering consulting firm; Millburn, NJ) | Hatch Mott MacDonald Group,Inc.(工程咨询公司;新泽西州米尔本) |
| HMM | hexamethylolmelamine | 六羟甲基三聚氰胺 |
| HMM | Housemate Match (Atlanta, Georgia) | 室友比赛(佐治亚州亚特兰大) |
| HMM | Heroes of Might and Magic (gaming) | 魔法英雄(游戏) |
| HMM | Hyundai Merchant Marine Co. | 现代商船公司。 |
| HMM | Hidden Markov Model | 隐马尔可夫模型 |
| HMM | Hazardous Materials Management | 危险材料管理 |
| HMM | Helicopter Marine Medium | 直升机海上中型 |
| HMM | Hex MICA Module (Cisco; contains 6 modems) | 十六进制MICA模块(Cisco;包含6个调制解调器) |
| HMM | Hand Maid May (anime) | 手女仆五月(动漫) |
| HMM | Hub Management Module (Black Box) | 集线器管理模块(黑盒) |
| HMM | Half Molecule Model | 半分子模型 |