| DCI | 3,4-dichloroisocoumarin | 3,4-二氯异香豆素 |
| DCI | direct cylinder injection | 直接喷入汽缸 |
| DCI | Display Control Interface | 显示控制接口 |
| DCI | Default Check Initialization | 缺省的检错初始值 |
| DCI | Direct Credit Instruction | 直接存款/存账指示 |
| DCI | Data Communication Interface | 数据通信接口 |
| DCI | Distributed Computing Infrastructure | 分布式计算基础设施 |
| DCI | Director/Directorate for Corporate Information | 公司董事会的董事/信息 |
| DCI | Data Collection Instrument | 数据采集仪器 |
| DCI | Dry Contact Interface | 干触点接口 |
| DCI | Distributed Computing Integrator (Tangent) | 分布式计算集成商(Tangent) |
| DCI | Digital Constant Image (Sony TV technology) | 数字恒定图像(索尼电视技术) |
| DCI | Digital Cinema Initiative | 数字电影倡议 |
| DCI | Digital Cinema Initiatives, LLC | 数字电影倡议有限责任公司 |
| DCI | Development Communications International | 发展通讯国际 |
| DCI | Dineh Cooperatives Incorporated | Dineh合作社公司 |
| DCI | Development Corporation Ireland | 爱尔兰发展公司 |
| DCI | Data Call-In | 数据呼入 |
| DCI | Document Centered Interface | 以文档为中心的界面 |
| DCI | Development Consultants Inc | 开发顾问公司 |
| DCI | Design Change Instruction | 设计变更说明 |
| DCI | Direct Cryptographic Interface | 直接加密接口 |
| DCI | Default Check Initialisation (Bluetooth) | 默认检查初始化(蓝牙) |
| DCI | Duelists Convocation International | 决斗者国际评议会 |
| DCI | Dialysis Clinic, Inc. | 透析诊所。 |
| DCI | Department of Clinical Investigation (US Army) | 临床调查部(美国陆军) |
| DCI | Division of Criminal Investigation | 刑事调查处 |
| DCI | Detective Chief Inspector | 侦缉总督察 |
| DCI | Direct Central Impact | 直接中央影响 |
| DCI | Department of Corrections and Institution (Alabama prison board, 1939-52) | 惩教和机构部(阿拉巴马州监狱委员会,1939-52年) |
| DCI | Digital Computer Interface | 数字计算机接口 |
| DCI | Desorption Chemical Ionization (mass spectrometry) | 解吸化学电离(质谱) |
| DCI | Data Character Identifier | 数据字符标识符 |
| DCI | Decompression Illness | 减压症 |
| DCI | Director of Corporate Information | 公司信息总监 |
| DCI | Document Command, Inc. | Document Command公司。 |
| DCI | Doppler Compensation Inhibited | 多普勒补偿已禁用 |
| DCI | Device Control Interface | 设备控制接口 |
| DCI | Discount Card International | 国际折扣卡 |
| DCI | Development Cooperation Ireland (formerly Irish Aid) | 发展合作爱尔兰(原爱尔兰援助) |
| DCI | Defence for Children International | 保护儿童国际 |
| DCI | Delta County Independent (newspaper in western Colorado) | Delta County Independent(科罗拉多州西部报纸) |
| DCI | DÉnomination Commune Internationale (French: International Common Denomination; medicines) | DÉnomination Commune Internationale (French: International Common Denomination; medicines) |
| DCI | dual channel interchange (US DoD) | 双通道交换(美国国防部) |
| DCI | Direct Coupled Interface | 直接耦合接口 |
| DCI | Diesel Common-rail Injection (diesel fuel Injection system) | 柴油共轨喷射(柴油燃油喷射系统) |
| DCI | Database Configuration Input | 数据库配置输入 |
| DCI | Defense Capabilities Initiative (NATO) | 国防能力倡议(北约) |
| DCI | Digital Consulting Incorporated | 数字咨询公司 |
| DCI | Donaldson, Inc. | 唐纳森公司。 |
| DCI | Direct Configuration Interaction | 直接配置交互 |
| DCI | Dictionary Command Interpreter | 字典命令解释器 |
| DCI | Director, Central Intelligence | 中央情报总监 |
| DCI | Ductile Cast Iron | 球墨铸铁 |
| DCI | Distributed Control Instrumentation | 分布式控制仪表 |
| DCI | Daily Calorie Intake | 每日卡路里摄入量 |
| DCI | Duplicate Coverage Inquiry | 重复覆盖范围查询 |
| DCI | Defensive Counter Information | 防御性反信息 |
| DCI | Development Centre International | 国际发展中心 |
| DCI | Driver Control Interface | 驾驶员控制接口 |
| DCI | Dechlorination | 脱氯 |
| DCI | Decimomannu, Italy | Decimomannu,意大利 |
| DCI | Duelist Convocation International | 决斗者国际评议会 |
| DCI | Drum Corps International | 国际鼓号联盟 |
| DCI | Digital Carrier Interface (telecommunications) | 数字载波接口(电信) |
| DCI | Defence Council Instruction (UK) | 国防委员会指令(英国) |
| DCI | Dredging Corporation of India | 印度疏浚公司 |
| DCI | Digitally Controlled Impedance | 数字控制阻抗 |
| DCI | Digital Consulting, Inc. | 数字咨询公司。 |
| DCI | Data Center Intelligence (Opsware) | 数据中心智能(Opsware) |
| DCI | Data Collection Integrator | 数据采集集成商 |
| DCI | Deep Computing Institute | 深度计算研究所 |
| DCI | State Bureau of Investigation -- Division of Criminal Information | 国家调查局——犯罪信息司 |
| DCI | Director Combat Intelligence (US Army) | 作战情报总监(美国陆军) |
| DCI | Data Capture Interface | 数据采集接口 |
| DCI | Director of Central Intelligence | 中央情报总监 |
| DCI | Data Communications Interrogation | 数据通信询问 |
| DCI | decarboxylase inhibitor | 脱羧酶抑制剂 |
| DCI | Duelist's Convocation International | 决斗的毕业典礼 |
| DCI | denominatio communis internationalis | 共产国际主义教派 |
| DCI | Development Counsellors International | 国际发展顾问 |
| DCI | dichloroisoproterenol | 二氯异丙醇 |
| DCI | DNA Copyright Institute | DNA版权研究所 |
| DCI | dichloroisoprenaline | 二氯异丙肾上腺素 |
| DCI | DIVE (Distributed Interactive Virtual Environment) Client Interface | 分布式交互式虚拟环境客户端接口 |
| DCI | Downtown Cincinnati Inc. | 辛辛那提市中心公司。 |