| CADT | Control Application Development Tool | 控制应用程序开发工具 |
| CADT | Central Australia Daylight Savings Time | 澳大利亚中部夏令时 |
| CADT | Computer Aided Drafting Technology | 计算机辅助绘图技术 |
| CADT | Cascade of Attention-Deficit Teenagers (open-source software development model) | 注意缺陷青少年级联（开源软件开发模型） |
| CADT | Center for Alcohol and Drug Treatment | 酒精和药物治疗中心 |
| CADT | Centre for Arts Development Training (UK) | 艺术发展培训中心（英国） |
| CADT | Cannot Add and Does Not Try | 无法添加且不尝试 |
| CADT | Critical Area Driving Tour | 关键区域驾驶之旅 |
| CADT | Competence Analysis & Development Tool | 能力分析和开发工具 |
| CADT | Central Advice and Duty Team | 中央咨询和值班小组 |
| CADT | Certificate of Ancestral Domain Title | 祖先域名证书 |