| HCD | High density Compact Disc | 高密度光盘 |
| HCD | heavy-chain disease | 重链疾病 |
| HCD | high carbohydrate diet | 高碳水化合物饮食 |
| HCD | hepatocellular disease | 肝细胞疾病 |
| HCD | Hollywood Creative Directory | 好莱坞创意目录 |
| HCD | Highest Common Denominator | 最高公共分母 |
| HCD | High Consistency Discharge | 高浓度排放 |
| HCD | Housing Commission Director | 房屋委员会主任 |
| HCD | Hangnail Cream Division | 挂甲霜部 |
| HCD | hepatocerebral disease | 肝脑疾病 |
| HCD | hypertensive and cerebrovascular disease | 高血压和脑血管病 |
| HCD | homologous canine distemper antiserum | 同源犬瘟热抗血清 |
| HCD | Hydraulic Component Design | 液压元件设计 |
| HCD | Human Capacity Development | 人力资源开发 |
| HCD | hexachlorodisilane | 六氯二硅烷 |
| HCD | Hot City Destroyers (Phoenix, AZ track bike crew) | 炎热的城市破坏者（凤凰城，AZ轨道自行车队） |
| HCD | Hyundai California Design (concept car) | 现代加州设计（概念车） |
| HCD | Hard Copy Device | 硬拷贝设备 |
| HCD | Hardware Command Distribution | 硬件命令分发 |
| HCD | Hockey Club Davos (Swiss Ice Hockey Club) | 达沃斯冰球俱乐部（瑞士冰球俱乐部） |
| HCD | Housing and Community Development | 住房和社区发展 |
| HCD | Human cDNA Database | 人类cDNA数据库 |
| HCD | Hernia, Congenital Diaphragmatic | 先天性膈疝 |
| HCD | Host Controller Device | 主机控制器设备 |
| HCD | Health Care Delivery | 医疗保健服务 |
| HCD | Hazard Control Department | 危险控制部 |
| HCD | Highest Conditional Density | 最高条件密度 |
| HCD | Hate Crew Deathroll (Children of Bodom music album) | 仇恨船员死亡卷（博多姆儿童音乐专辑） |
| HCD | Hadfield Cawkwell Davidson (UK architectural firm) | Hadfield Cawkwell Davidson（英国建筑公司） |
| HCD | Hardware Configuration Definition (IBM mainframes) | 硬件配置定义（IBM大型机） |
| HCD | Host Controller Driver | 主机控制器驱动程序 |