| CDA | Canadian Diabetes Association | 加拿大糖尿病学会 |
| CDA | Client Document Access | 客户文件访问 |
| CDA | current dumping amplifier | 电流放大器 |
| CDA | Community Development Association | 社区发展协会 |
| CDA | Career Design Associates, Inc. | 职业设计协会。 |
| CDA | Collegiate Debate Association | 大学辩论协会 |
| CDA | Cymdeithas Draughts Association (Wales) | Cymdeithas绘图协会（威尔士） |
| CDA | California Dental Association | 加州牙医协会 |
| CDA | Canadian Dental Association | 加拿大牙科协会 |
| CDA | Commonwealth Dental Association (UK) | 英联邦牙科协会（英国） |
| CDA | Canadian Dermatology Association | 加拿大皮肤科协会 |
| CDA | Chicago Dwellings Association | 芝加哥住宅协会 |
| CDA | Canadian Dam Association | 加拿大水坝协会 |
| CDA | Copper Development Association Inc. | 铜业发展协会。 |
| CDA | Contributing Drainage Area | 贡献排水面积 |
| CDA | Canadian Domestic Airspace | 加拿大国内空域 |
| CDA | Controlled Droplet Application | 受控液滴应用 |
| CDA | Christian Democratic Alliance | 基督教民主联盟 |
| CDA | Cote d'Azur (French Riviera) | 寇特d到蓝色海岸去(法国发臭) |
| CDA | Control Duty Assignment | 控制职责分配 |
| CDA | Coastal Data Acquisition | 海岸数据采集 |
| CDA | Citizen Discrimination Act | 《公民歧视法》 |
| CDA | Coeur D'Alene (ID, USA) | (身份证,成为美国) |
| CDA | Corporate Directory Assistance | 公司目录协助 |
| CDA | Commercial Derivative Aircraft | 商用衍生飞机 |
| CDA | Current Differencing Amplifier | 电流差分放大器 |
| CDA | Constant Descent Approach (aviation) | 恒定下降进近（航空） |
| CDA | Compressed Dry Air | 压缩干燥空气 |
| CDA | Combat Development Activity | 作战开发活动 |
| CDA | Commission du Droit d'Auteur Canada (Copyright Board of Canada) | 委员会'Auteur杜所有权d(版权委员会的加拿大加拿大) |
| CDA | Compressed Data, Audio | 压缩数据，音频 |
| CDA | Community Development Administration | 社区发展管理 |
| CDA | Concept Demonstrator Aircraft | 概念演示飞机 |
| CDA | CD Audio Track (filename extension) | CD音轨（文件扩展名） |
| CDA | Clear Dry Adhesive | 透明干粘合剂 |
| CDA | Cosmic Dust Analyzer | 宇宙尘埃分析仪 |
| CDA | College Diploma in Agriculture (UK) | 农业大学文凭（英国） |
| CDA | Canada Department of Agriculture | 加拿大农业部 |
| CDA | Cuban Democracy Act of 1992 | 1992年古巴民主法案 |
| CDA | Central Distribution Amplifier | 中央分配放大器 |
| CDA | Content Delivery Agent (web portal delivery technology) | 内容交付代理（web门户交付技术） |
| CDA | Compact Digital Audio | 紧凑型数字音频 |
| CDA | Concurrent Detection Algorithm | 并发检测算法 |
| CDA | Corneal Dystrophy, Avellino Type | 角膜营养不良，Avellino型 |
| CDA | Contract Disputes Act | 《合同纠纷法》 |
| CDA | Collaborative for Development Action | 合作促进发展行动 |
| CDA | Connecticut Development Authority | 康涅狄格州发展局 |
| CDA | Chittagong Development Authority (Bangladesh) | 吉大港发展局（孟加拉国） |
| CDA | Cooperative Development Authority | 合作发展局 |
| CDA | Central Design Agency | 中央设计机构 |
| CDA | Constitution Drafting Assembly (Thailand) | 宪法起草大会（泰国） |
| CDA | Cyclic Division Algebras (a class of division algebra) | 循环除法代数（一类除法代数） |
| CDA | Cognitive Decision Aids | 认知决策辅助 |
| CDA | Christen Democratisch AppÈl (Christian Democratic Appeal, Netherlands) | Christen Democratisch AppÈl (Christian Democratic Appeal, Netherlands) |
| CDA | Consecutive Diagnosis Algorithm | 连续诊断算法 |
| CDA | Cesium Dhydrogen Arsenate | 砷酸氢铯 |
| CDA | Child Development Associate | 儿童发展助理 |
| CDA | Cost Distribution Account (US government) | 成本分配账户（美国政府） |
| CDA | Coverage Determination Application | 覆盖范围确定应用程序 |
| CDA | Critical Discourse Analysis | 批评性话语分析 |
| CDA | Combined Development Agency (US, UK, and Canada) | 联合开发署（美国、英国和加拿大） |
| CDA | Clinical Document Architecture (XML-based document markup standard) | 临床文档体系结构（基于XML的文档标记标准） |
| CDA | chenodeoxycholic acid | 陈去氧胆酸 |
| CDA | Confidential Disclosure Agreement | 保密协议 |
| CDA | College Democrats of America | 美国大学民主党 |
| CDA | Criminal Defense Attorney | 刑事辩护律师 |
| CDA | Coalition for a Democratic Abkhazia (Republic of Georgia) | 民主阿布哈兹联盟（格鲁吉亚共和国） |
| CDA | Collision Detection and Avoidance | 碰撞探测与规避 |
| CDA | Central Development Activity | 中央发展活动 |
| CDA | Christian Duty Alliance | 基督教义务联盟 |
| CDA | Career Development Award (insurance) | 职业发展奖（保险） |
| CDA | Critical Decision Analysis | 关键决策分析 |
| CDA | Conventional Distributed Amplifier | 传统分布式放大器 |
| CDA | Command and Data Acquisition (Station; NOAA) | 指挥和数据采集（台站；NOAA） |
| CDA | Commander's Decision Aid | 指挥官决定援助 |
| CDA | Contagious Diseases Act (UK) | 《传染病法》（英国） |
| CDA | Community Digital Assistant (sharable PDA) | 社区数字助理（可共享PDA） |
| CDA | Catalog Data Activity (US Army) | 目录数据活动（美国陆军） |
| CDA | Cognizant Design Activity | 认知设计活动 |
| CDA | Cooloola Dressage Association Inc. (Australia) | Cooloola Dressage Association Inc.（澳大利亚） |
| CDA | Consiglio Di Amministrazione (Italian: Administration Board) | Consiglio Di Amministrazione（意大利语：管理委员会） |
| CDA | Controlled Disposition Area | 受控处置区 |
| CDA | Chandra Data Archive | 钱德拉数据档案 |
| CDA | Corporate Dental Application (used by the Army Medical Command) | 公司牙科应用程序（由陆军医疗司令部使用） |
| CDA | Coordinated Data Analysis (NASA website) | 协调数据分析（NASA网站） |
| CDA | Critical Design Audit | 关键设计审核 |
| CDA | Clean Dry Air | 清洁干燥空气 |
| CDA | California Department of Agriculture | 加州农业部 |
| CDA | Certified Dental Assistant | 注册牙科助理 |
| CDA | Conference of Defence Associations (ConfÉrence des Associations de La DÉfence - Canada) | Conference of Defence Associations (ConfÉrence des Associations de La DÉfence - Canada) |
| CDA | Capital Development Authority (Pakistan) | 资本发展局（巴基斯坦） |
| CDA | Civil Defense Agency | 民防署 |
| CDA | Civil Defence Academy | 民防学院 |
| CDA | Clinique Dentaire Adventiste | Clinique Dentaire Adventiste诊所 |
| CDA | Christian Democratic Alliance (political party in South Africa) | 基督教民主联盟（南非政党） |
| CDA | Certified Design Accountant | 注册设计会计师 |
| CDA | Center for Data Analysis | 数据分析中心 |
| CDA | Comprehensive Development Agreement | 综合开发协议 |
| CDA | Commander's Digital Assistant (Army) | 指挥官的数字助理(军) |