| CDO | Command Duty Officer | 指挥值勤官 |
| CDO | chief destruction officer | 首席破坏责任人 |
| CDO | Collaboration Data Objects | 协作数据对象 |
| CDO | Chief Development Officer | 开发总监 |
| CDO | chief diplomatism officer | 首席外交官 |
| CDO | Care Delivery Organization | 医疗机构 |
| CDO | Central Dense Overcast | 中心密集云层区 |
| CDO | Chief District Officer | 主要地区官员 |
| CDO | Coaxial Digital Output | 同轴数字输出 |
| CDO | Chief Download Officer | 首席下载官，下载总监 |
| CDO | common duct obstruction | 胆总管梗阻 |
| CDO | Chief Design Officer | 首席设计官 |
| CDO | Collateralized Debt Obligation | 债务抵押债券 |
| CDO | Care Delivery Organization (healthcare) | 护理组织（医疗） |
| CDO | Community Dial Office | 社区拨号办公室 |
| CDO | Commando | 突击队 |
| CDO | Community Development Organizer | 社区发展组织者 |
| CDO | Central Dispatching Organization | 中央调度机构 |
| CDO | Corneodermatoosseous Syndrome | 角膜骨质疏松综合征 |
| CDO | Chromosome Deletion Outreach, Inc | 染色体缺失拓展公司 |
| CDO | Community Development Outline | 社区发展大纲 |
| CDO | Comdisco, Inc. | 康迪斯科公司。 |
| CDO | Control Document Officer | 控制文件官员 |
| CDO | Credit Default Option | 信用违约选项 |
| CDO | Change Design Order | 修改设计命令 |
| CDO | Controlled Decomposition/Oxidation | 控制/氧化分解 |
| CDO | Chief Development Officer (corporate title) | 首席开发官（公司职务） |
| CDO | Civilian Detention Officer | 民事拘留官 |
| CDO | Classified Documents Officer | 机密文件官员 |
| CDO | Chief Dreaming Officer | 首席梦想官 |
| CDO | Change Data Order | 更改数据顺序 |
| CDO | Communication Data Objects | 通信数据对象 |
| CDO | Collateral Debt Obligation | 担保债务义务 |
| CDO | Capital Defender Office | 资本辩护人办公室 |
| CDO | Conduct and Discipline Officer | 行为和纪律干事 |
| CDO | Collateralized Debt Obligations | 抵押债务 |
| CDO | Classified Delta Operations | 三角洲分类运营 |
| CDO | Collaborative Data Object | 协作数据对象 |
| CDO | Community Development Office | 社区发展办公室 |
| CDO | Callable Debt Obligation | 可收回债务义务 |
| CDO | Collaboration Data Objects (Microsoft) | 协作数据对象（Microsoft） |
| CDO | Central Dense Overcast (meteorology) | 中央密集型阴天（气象） |
| CDO | Chief Disciplinary Officer (prisons) | 首席纪律官（监狱） |
| CDO | Customer Direct Order | 客户直接订单 |
| CDO | Carbon Doped silicon Oxide | 碳掺杂氧化硅 |
| CDO | Central Disbursing Officer | 总出纳军官 |
| CDO | Communications Duty Officer | 通信值班军官 |
| CDO | Come da Oggetto (Italian: As Per Subject) | Come da Oggetto（意大利语：根据主题） |
| CDO | Commercial Development Office | 商业开发办公室 |
| CDO | Consent Dismissal Order (Canadian courts) | 同意解雇令（加拿大法院） |
| CDO | Chicago District Office | 芝加哥地区办事处 |
| CDO | Construction Development/Design Office | 建设发展/设计事务所 |
| CDO | Clergy Deployment Office(r) | 文书调配办公室（r） |
| CDO | Central Documentation Office | 中央文件办公室 |
| CDO | Compagnia Delle Opere | Compagnia Delle Opere公司 |
| CDO | Chief District Officer (Nepal) | 首席地区官员（尼泊尔） |
| CDO | Civil Defense Office | 民防办公室 |
| CDO | Constrained Distortion Optimal | 约束失真优化 |