| DDT | Dichloro Diphenyl Trich loroethane | 杀虫剂 |
| DDT | digital data transmitter | 数字资料发送机 |
| DDT | Dynamic Deferred Transaction | 动态延期处理 |
| DDT | Division of Diabetes Translation (CDC) | 糖尿病翻译部（CDC） |
| DDT | Diamond Dude Turbo (Yu-Gi-Oh card game) | Diamond Dude Turbo（Yu Gi Oh纸牌游戏） |
| DDT | Dillards, Inc., Capital Trust I | Dillards公司，Capital Trust I |
| DDT | Dynamic Debug For Trident | 三叉戟的动态调试 |
| DDT | Distortion Detection Technology (Peavey) | 失真检测技术（Peavey） |
| DDT | Dangerous Dudes on Tour (Return to Castle Wolfenstein multiplayer gaming clan) | 巡演中的危险家伙（返回城堡狼人堡多人游戏部落） |
| DDT | DEC Debugging Tape | DEC调试磁带 |
| DDT | Digital Diagnostic Tester | 数字诊断测试仪 |
| DDT | Dynamic Debugging Technique | 动态调试技术 |
| DDT | Density, Distance, and Terrain | 密度、距离和地形 |
| DDT | Dichlorodiphenyltrichloroethane (insecticide; CAS Number 50-29-3) | 二氯二苯三氯乙烷（杀虫剂；CAS号50-29-3） |
| DDT | Define Device Trigger (GPIB Command) | 定义设备触发器（GPIB命令） |
| DDT | Dividend Distribution Tax | 股息分配税 |
| DDT | Drop Dead Twice | 死亡两次 |
| DDT | Dynamic Debugging Tool | 动态调试工具 |
| DDT | Direct Drive Turntable | 直接驱动转台 |
| DDT | Decoy Distract And Trash | 诱饵干扰和垃圾 |
| DDT | Design, Development, and Test | 设计、开发和测试 |
| DDT | Deflagration to Detonation Transition | 爆燃到爆轰过渡 |
| DDT | Detailed Design Tool | 详细设计工具 |
| DDT | Drift Dash Technique | 漂移冲击技术 |
| DDT | Dramatic Dream Team | 戏剧梦之队 |
| DDT | Dyadic Decision Tree | 二进决策树 |
| DDT | Dirty Dream Tonight | 今晚的噩梦 |
| DDT | Desperate Devil Trigger | 绝望恶魔触发 |
| DDT | Dead Tying Toad | 死系蟾蜍 |
| DDT | Differential Die-away Technique | 差动压模技术 |
| DDT | Design Development Test | 设计开发测试 |
| DDT | Drop Dead Thread (forum) | Drop Dead Thread（论坛） |
| DDT | Differential Dieaway Technique | 微分衰减技术 |
| DDT | Data Description Table | 数据描述表 |
| DDT | Dichloro Diphenyl Trichlorethane | 二氯二苯三氯乙烷 |
| DDT | Damian's Death Trap | 光盘是死亡的陷阱 |
| DDT | Digital Data Transfer | 数字数据传输 |
| DDT | Downsized Deployable Terminal | 小型可部署终端 |
| DDT | Dancing Dead Things | 跳舞的死人 |
| DDT | Dependence Detection Table | 相关性检测表 |
| DDT | Dead Dangly Testicles | 死亡危险的睾丸 |
| DDT | Don't Do That | 不要那样做 |
| DDT | Documento Di Trasporto (Italian) | Documento Di Trasporto（意大利语） |
| DDT | dichloro-diphenyl-trichloro ethane | 二氯二苯三氯乙烷 |
| DDT | Dichloro Diphenyl Trichloromethylmethane | 二氯二苯三氯甲基甲烷 |
| DDT | da(detur)doses tales | 剂量故事 |
| DDT | Deflagration-To-Detonation Transition | 爆燃到爆轰过渡 |
| DDT | Damn Devastating Terror (pro wrestling move) | 该死的毁灭性恐怖（职业摔跤动作） |
| DDT | Dynamic Dns Tools | 动态Dns工具 |
| DDT | Distributed Decision-aid Tool | 分布式决策辅助工具 |
| DDT | Dichloro Diphenyl Trichloroethane | 二氯二苯三氯乙烷 |
| DDT | Divine Dance Troupe (UK) | 神圣舞蹈团（英国） |
| DDT | Distributed Debugging Tool (Allinea) | 分布式调试工具（Allinea） |
| DDT | Damien's Dinner Time (pro wrestling move) | 达夫的晚餐时间(职业摔跤移动) |
| DDT | dichlorodiphenyl trichloromethylmethane | 二氯二苯三氯甲基甲烷 |
| DDT | ductus deferens tumor | 输精管肿瘤 |