| OTD | on time delivery | 准时到货 |
| OTD | Order to Delivery | 订单到货时间 |
| OTD | Open Technical Dictionary (Electronic Commerce Code Management Association) | 开放技术词典（电子商务代码管理协会） |
| OTD | Orthogonal Transmit Diversity | 正交发射分集 |
| OTD | Out The Door | 出门 |
| OTD | Organ Tolerance Dose | 器官耐受剂量 |
| OTD | Operational Test Director | 作战适用性试验主任 |
| OTD | On the Dot | 准时 |
| OTD | Office of Technology Development | 技术开发办公室 |
| OTD | Of the Day | 当天的 |
| OTD | Organizational Theory and Dynamics | 组织理论与动力学 |
| OTD | On the Double | 在双人间 |
| OTD | Office of The Director | 董事办公室 |
| OTD | Object Type Definition (Java) | 对象类型定义（Java） |
| OTD | Oculotrichodysplasia | 眼毛发育不良 |
| OTD | Oh, The Drama | 哦，戏剧 |
| OTD | Overseas Trained Doctors | 海外培训医生 |
| OTD | Old Telephone Directories (pulp and paper industry) | 旧电话目录（纸浆和造纸行业） |
| OTD | Off Topic Discussion (forums/newsgroups) | 讨论了主题(论坛/新闻组) |
| OTD | Obsessive Twilight Disorder | 强迫症性黄昏障碍 |
| OTD | Contadora, Panama | 巴拿马康塔多拉 |
| OTD | n-hydroxycantharidimide | 正羟基斑蝥酰亚胺 |
| OTD | On The Docket | 在Docket上 |
| OTD | On The Day | 当天 |
| OTD | Open Trial Dog | 开放式试犬 |
| OTD | Other Than Dwelling | 除住宅外 |
| OTD | Optical Technology Division | 光学技术部 |
| OTD | Observed Time Differ | 观察到的时间差 |
| OTD | Ours To Destroy (band) | 我们的毁灭（乐队） |
| OTD | Operations & Training Division | 操作和培训师 |
| OTD | Order-To-Delivery | 订单到交货 |
| OTD | One Touch Down (automotive power window function) | 一键按下（汽车电动车窗功能） |
| OTD | Operations Training Directorate | 运营培训局 |
| OTD | Off the Derech | 脱离Derech |
| OTD | Operator Trunk Dialing (telecommunications) | 操作员中继拨号（电信） |
| OTD | Observed Time Difference | 观察到的时间差 |
| OTD | Occupational Therapy Doctorate | 职业治疗博士 |
| OTD | Ottawa Therapy Dogs (Canada) | 渥太华治疗犬（加拿大） |
| OTD | One Time Developed | 一次性开发 |
| OTD | Open Technology Development | 开放技术开发 |
| OTD | Doctor of Occupational Therapy | 职业治疗博士 |
| OTD | Orally Transmitted Diseases | 口腔传播疾病 |
| OTD | Office of Tourism Development (Maryland) | 马里兰州旅游发展办公室 |
| OTD | Optical Transient Detector | 光学瞬态检测器 |
| OTD | Older Than Dirt | 比污垢更古老 |
| OTD | ovarian tissue dose | 卵巢组织剂量 |
| OTD | oral temperature device | 口腔温度装置 |