| DCG | Dekalb Choral Guild (Decatur, Georgia) | Dekalb合唱协会（格鲁吉亚迪凯特） |
| DCG | Democracia Christiana Guatemalteca | 危地马拉克里斯蒂娜民主共和国 |
| DCG | Dagher Consultancy Group | Dagher咨询集团 |
| DCG | Digital Channel Guard (Ericsson) | 数字信道保护（爱立信） |
| DCG | Divorced Catholic Group | 离婚天主教团体 |
| DCG | Delta Consulting Group | Delta咨询集团 |
| DCG | Diagonal Preconditioned Conjugate Gradient | 对角预处理共轭梯度 |
| DCG | Distributed Computing Group | 分布式计算组 |
| DCG | Downward Characteristic Graph | 向下特征图 |
| DCG | disodium cromoglycate | 色甘酸二钠 |
| DCG | Definite Clause Grammar | 定冠词语法 |
| DCG | Dictionary of Christ and the Gospels | 基督与福音书词典 |
| DCG | dynamic electrocardiography | 动态心电图 |
| DCG | Development Coordination Group | 发展协调小组 |
| DCG | deoxycorticosterone glucoside | 脱氧皮质酮葡糖苷 |
| DCG | Directed Cyclic Graph | 有向循环图 |
| DCG | Durable Consumer Goods | 耐用消费品 |
| DCG | Dichromated Gelatin | 重铬酸盐明胶 |
| DCG | Derived Air Concentration Guide for Uncontrolled Areas (US DOE) | 非受控区域衍生空气浓度指南（美国能源部） |
| DCG | Dynamic Cardiogram (Holter Monitor) | 动态心电图（动态心电图） |
| DCG | Decomposed Column Generation (algorithm) | 分解列生成（算法） |
| DCG | Dispersion Compensating Grating | 色散补偿光栅 |
| DCG | Dynamic Code Generation | 动态代码生成 |
| DCG | Diagnostic Care Group | 诊断护理组 |
| DCG | dacryocystogram | 泪囊造影 |
| DCG | dacryocystography | 泪囊造影术 |
| DCG | displacement cardiograph | 位移心动图 |
| DCG | dynamic electrocardiogram | 动态心电图 |
| DCG | doppler cardiogram | 多普勒心电图 |
| DCG | Drylands Coordination Group | 旱地协调小组 |
| DCG | Descendants of Colonial Governors | 殖民统治者的后代 |
| DCG | Distance from the Center of Gravity (gliders) | 与重心的距离（滑翔机） |
| DCG | Deception Group | 欺骗集团 |
| DCG | Data Channel Group | 数据通道组 |
| DCG | Defined Consulting Group (San Francisco, California) | Defined Consulting Group（加利福尼亚州旧金山） |
| DCG | Design and Communication Graphics | 设计和通信图形 |
| DCG | Derivatives Consulting Group Ltd | 衍生品咨询集团有限公司 |
| DCG | Dynamic Cost Greedy Algorithm | 动态成本贪婪算法 |
| DCG | Display/Control Group | 显示/对照组 |
| DCG | Destination Consultancy Group | 目的地咨询集团 |
| DCG | Defense Control Group | 国防控制小组 |
| DCG | Derived Concentration Guide | 衍生浓度指南 |
| DCG | Dot Com God | Dot Com上帝 |
| DCG | Defence Catering Group | 国防餐饮集团 |
| DCG | Democracia Cristiana Guatemalteca (Spanish: Guatemalan Christian Democracy) | 危地马拉民主（西班牙语：危地马拉基督教民主） |
| DCG | Deputy Commanding General | 副司令 |
| DCG | Domain Coordination Group | 域协调组 |
| DCG | Dynamic Campaign Generator (simulation game) | 动态战役生成器（模拟游戏） |
| DCG | Disaster Control Group | 灾害管制组 |
| DCG | Dogwood City Grotto (cave) | 多格伍德城石窟（洞穴） |