CD Civil Defense n. (尤指防核毁灭的)民防系统

CDC Centers for Disease Control and Prevention (US government) 疾病控制与预防中心(美国政府)

CDM Charge Description Master 负责描述的主人

CDMA Canadian Drug Manufacturers Association 加拿大的药物制造商协会

CDO Chromosome Deletion Outreach, Inc 删除外展公司染色体

CDR Compact Disc Recordable 可写光盘存储器; 可复写光盘

CDTI Commercial Driver Training Institute (Pakistan) 商业驾驶员培训学院(巴基斯坦)

CE ConformitÉ EuropÉenne (European health & safety product label) ConformitÉ EuropÉenne (European health & safety product label)

CEA Commissariat À l'Énergie Atomique (French Atomic Energy Commission) Commissariat À l'Énergie Atomique (French Atomic Energy Commission)

CEC Center Export Council 中心出口协会

CEE Center for Economic Education 经济教育中心

CEO Chief Executive Officer (corporate title) 首席执行官(公司名称)

CEP Cyber Education Project (Philippines via satellite) 网络教育计划通过卫星(菲律宾)

CEQ Closed-Ended Questions 封闭式问题

CERT Computer Emergency Readiness Team (US government) 计算机紧急准备队伍(美国政府)

CET Central Engineering Team 中央工程团队

CETS Commission on Engineering and Technical Systems 委员会对工程技术系统

CF Confrontation Field (ophthalmology) 冲突域(眼科)

CFA Central Facilities Area [化] 设备区

CFC Connections For Children 连接给这些孩子们