| DER | Dynamic Extended Resolution | 动态可扩展分辨率技术 |
| DER | Desviacion Estandar de la Media | 媒体协会 |
| DER | Distributed Energy Resources | 分布式能源 |
| DER | Department of Environmental Resources (formerly Pennsylvania Department of Environmental Protection) | 环境资源部(原宾夕法尼亚州环境保护部) |
| DER | Defense Efficiency Ratio (baseball statistic) | 防御效率比(棒球统计) |
| DER | Disaster and Emergency Response | 灾害和应急响应 |
| DER | Deutsches ReisebÜro (German Travel) | Deutsches ReisebÜro (German Travel) |
| DER | Dunn-Erwin Railway Corporation | Dunn Erwin铁路公司 |
| DER | Diesel Emissions Reduction | 减少柴油排放 |
| DER | Designated Employer Representative | 指定雇主代表 |
| DER | Designated Engineering Representative (commercial airline engineers given signature authority by FAA) | 指定工程代表(FAA授权的商业航空公司工程师) |
| DER | Departure End of the Runway | 跑道出发端 |
| DER | Departamento de Estradas de Rodagem (Brazil) | Estradas de Rodagem部(巴西) |
| DER | Department of Environmental Research | 环境研究部 |
| DER | Draft Environmental Report | 环境报告草案 |
| DER | Division of Extramural Research (NIH) | 校外研究部(NIH) |
| DER | Dividend Equivalent Rights (stock award0 | 股息等价权(股票授予0 |
| DER | Radar Picket Escort Ship | 雷达警笛护卫舰 |
| DER | Dose Equivalent Rate | 剂量当量率 |
| DER | Designated Engineering Representative | 被指派的工程代表 |
| DER | Internet security certificate | Internet安全证书 |
| DER | Department of Environmental Regulation | 环境法规部 |
| DER | Defense Efficiency Ratio | 防御效能比 |
| DER | Dry Extract Ratio | 干萃取比 |
| DER | Derevnya (Russian, village; used in postal addresses) | Derevnya(俄语,村庄;用于邮政地址) |
| DER | De Rigo, S. P. A. | 德州理工大学。 |
| DER | Department of Exploitable Resources | 可开采资源部 |
| DER | Digital Extended Request | 数字扩展请求 |
| DER | Distributed Energy Resource | 分布式能源 |
| DER | Destroyer Escort - Radar | 驱逐舰护航-雷达 |
| DER | Debt/Equity Ratio | 债务/股权比例 |
| DER | Distinguished Encoding Rules | 可分辨编码规则 |
| DER | Documentation Evaluation Record | 文件评估记录 |
| DER | Dynamically Extensible Router | 动态可扩展路由器 |
| DER | DERailleur gears | 减链器齿轮 |
| DER | Design Engineering Reliability | 设计工程可靠性 |
| DER | Descend En Route | 下降途中 |
| DER | Destroyer Escort, Radar Picket | 驱逐舰护航,雷达尖兵 |
| DER | Discrepancy Event Report | 差异事件报告 |
| DER | Discrete Emission Reduction | 离散排放减少 |
| DER | dwelling emission rate (UK) | 住宅排放率(英国) |
| DER | Derham, Papua New Guinea | Derham,巴布亚新几内亚 |
| DER | Data Evaluation Record | 数据评估记录 |
| DER | derivative chromosome | 衍生染色体 |
| DER | Data Element Request | 数据元素请求 |
| DER | Defensive Efficiency Rating | 防御效率评级 |
| DER | Development Engineering Release | 开发工程发布 |