| ESTA | Earth Sciences Technologies Association | 地球科学技术协会[美] |
| ESTA | Electronically Scanned TACAN Antenna | 电子扫描“塔康”[战术导航]天线 |
| ESTA | Electronically Synchronised Transmission Assembly | 电子同步传输装置 |
| ESTA | European Security Transport Association (Brussels, Belgium) | 欧洲安全运输协会（比利时布鲁塞尔） |
| ESTA | Entertainment Services and Technology Association | 娱乐服务和技术协会 |
| ESTA | Energy Systems Trade Association | 能源系统贸易协会 |
| ESTA | Ethernet Switching at Ten Gigabit and Above | 万兆及以上以太网交换 |
| ESTA | Enemy Situation-Threat Advisor | 敌情威胁顾问 |
| ESTA | Ecole SupÉrieure des Techniques AÉrospatiales (Paris, France) | Ecole SupÉrieure des Techniques AÉrospatiales (Paris, France) |
| ESTA | Electronic System for Travel Authorization (Department of Homeland Security) | 旅行授权电子系统（国土安全部） |
| ESTA | Enroute Support Team Advanced | 途中支持团队高级 |
| ESTA | En-route Support Team Advanced | 高级途中支持团队 |
| ESTA | Egyptian Science and Technology Abstracts | 埃及科学技术文摘 |
| ESTA | Enterprise Systems Technology Activity | 企业系统技术活动 |
| ESTA | Enterprise Systems Technology Activity (US Army) | 企业系统技术活动（美国陆军） |