| WAPI | WLAN Authentication and Privacy Infrastructure | 无线局域网安全机制 |
| WAPI | World Association of Professional Investigators | 世界专业调查员协会 |
| WAPI | Washington Association of Physicians of Indian Origin | 华盛顿印度裔医师协会 |
| WAPI | Western Association of Property Inspectors | 西方财产检查员协会 |
| WAPI | Workflow Application Programming Interface | 工作流应用程序编程接口 |
| WAPI | Wireless Application Programming Interface | 无线应用程序编程接口 |
| WAPI | Western Antique Powerland, Inc. | 西方古董Powerland公司。 |
| WAPI | Web Assisted Personal Interviewing | 网络辅助个人面试 |
| WAPI | WordNet Advanced Python Interface | WordNet高级Python接口 |
| WAPI | West Africa Peacebuilding Institute | 西非建设和平研究所 |
| WAPI | Washington Area Partnership for Immigrants | 华盛顿地区移民伙伴关系 |
| WAPI | Water Pasteurization Indicator | 水巴氏杀菌指示剂 |
| WAPI | Words and Pictures (underground hiphop platform and movement) | 文字和图片（地下嘻哈平台和乐章） |
| WAPI | Weighted Annualized Premium Income (insurance) | 加权年保费收入（保险） |
| WAPI | WWW Application Programming Interface (Tascomm) | WWW应用程序编程接口（Tascom） |
| WAPI | Washington Apple PI | 华盛顿苹果PI |
| WAPI | American Pipit (Anthus rubescens, bird species) | 美洲琵琶（冬花，鸟类） |
| WAPI | AM-1070, Birmingham, Alabama | AM-1070，阿拉巴马州伯明翰 |
| WAPI | Wireless LAN Authentication and Privacy Infrastructure | 无线局域网身份验证和隐私基础设施 |