| FDO | femoral derotation osteotomy | 股骨旋转矫正截骨术 |
| FDO | Family Dealer Stores, Inc. | 家族经销商商店有限公司。 |
| FDO | Form Definition Operator | 表单定义运算符 |
| FDO | Form Display Operation | 窗体显示操作 |
| FDO | Fundamental Deterioration Overview | 基本恶化概述 |
| FDO | Fee Determining/ation Official | 费用确定信息官方消息。/ |
| FDO | Fire Direction Officer | 消防指挥官 |
| FDO | Functional Device Object | 功能设备对象 |
| FDO | For Deposit Only | 仅用于存款 |
| FDO | Forecast Duty Officer (US Navy) | 预测值班官（美国海军） |
| FDO | For Declaration Only | 仅用于声明 |
| FDO | Flexible Deterrent Options | 灵活的威慑选项 |
| FDO | Flight Duty Officer | 飞行值班员 |
| FDO | Future Dark Overlord (Scott Sigler) | 未来黑暗霸主（斯科特·西格勒） |
| FDO | Force Deterrent Option | 强制威慑选项 |
| FDO | Foreningen Danske Olieberedskabslagre | Foreningen Danske Oliebredskabslagre公司 |
| FDO | Foreign Disclosure Office/Officer | 对外披露办公室/军官 |
| FDO | Femoral Derotational Osteotomy | 股骨去旋截骨术 |
| FDO | Freshman Dean's Office (Harvard University) | 新生主任办公室(哈佛大学) |
| FDO | Failed During Operation | 操作期间失败 |
| FDO | Fault Distribution Officer | 故障分配官 |
| FDO | Focused Development Opportunities | 重点发展机会 |
| FDO | Flight Dynamics Officer | 飞行动力学官员 |
| FDO | Feature Data Object | 要素数据对象 |