| DCH | Dedicated CHannel | 专用信道 |
| DCH | Diploma in Child Health | 儿科文凭 |
| DCH | Discrete Channel | 离散通道 |
| DCH | Drebin Carpenter And Hanrahan | Drebin Carpenter和Hanrahan |
| DCH | Dorset County Hospital (UK) | 多塞特郡医院（英国） |
| DCH | Druid City Hospital (Tuscaloosa, AL) | Druid City医院（阿拉巴马州塔斯卡卢萨） |
| DCH | Doctorate in Clinical Hypnotherapy | 临床催眠博士 |
| DCH | delayed cutaneous hypersensitivity | 迟发性皮肤过敏 |
| DCH | doctor chirurgiae | 奇鲁吉医生 |
| DCH | Defend Council Housing (UK) | 保卫委员会住房（英国） |
| DCH | Diversified Commercial Hydrogen | 多样化的商用氢气 |
| DCH | Dil Chahta Hai (movie) | Dil Chahta Hai（电影） |
| DCH | Direct Containment Heating | 直接安全壳加热 |
| DCH | Daily Chronic Headache | 每日慢性头痛 |
| DCH | District Chaplain | 地区牧师 |
| DCH | dietary cholesterol | 膳食胆固醇 |
| DCH | doctor of surgery | 外科学博士 |
| DCH | glyceroldichorohydrin | 甘油二氯醇 |
| DCH | Dedicated Transport Channel | 专用传输通道 |
| DCH | Data Clearing House | 数据交换所 |
| DCH | D-Channel Handler | D通道处理器 |
| DCH | Digital Correlation Hologram | 数字相关全息图 |
| DCH | Doctor of Clinical Hypnotherapy | 临床催眠疗法博士 |
| DCH | Data Channel | 数据通道 |
| DCH | Department of Community Health | 社区卫生部 |
| DCH | Dhaka Community Hospital (Bangladesh) | 达卡社区医院（孟加拉国） |
| DCH | Design Custom Homes | 设计定制住宅 |