| AAL | Additional Authorizations List | 补充许可列表 |
| AAL | American Airlines | 美国航空公司 |
| AAL | Australian Air League | 澳大利亚航空联合会 |
| AAL | Ames Aeronautical Laboratory | 艾姆斯航空实验室 |
| AAL | Assembly on American Literature | 美国文学会 |
| AAL | Asiana Air Lines | 韩亚航空公司 |
| AAL | ATM Adaptation Layer | ATM适配层 |
| AAL | acoustical absorption loss | 声吸收损耗 |
| AAL | acoustic amplitude logger | 声波幅度测井仪 |
| AAL | Artificial Transmission Line | 仿真传输线 |
| AAL | Application Terminal Language | 应用终端语言 |
| AAL | Active Time List | 有效时间表 |
| AAL | Active Template Library | 活动模板库 |
| AAL | Automated Tape Library | 自动化磁带程序库 |
| AAL | Authorized Allowance List | 授权配额列表 |
| AAL | Account Access Layer | 记帐访问层 |
| AAL | Aircraft Approach Limitation | 飞机着陆限制 |
| AAL | Acceptable Ambient Limit | 环境可接受程度 |
| AAL | Alloy Annotation Language | 混合注释语言 |
| AAL | Additional Adoption Leave | 补充领养许可证 |
| AAL | Arctic Aeromedical Lab | 北极航空医学实验室 |
| AAL | Absolute Assembly Language | 绝对汇编语言 |
| AAL | Asynchronous Transfer Mode Adaption Layer | 异步传输模式适配层 |
| AAL | Asociacion Ambientalista Llastay | Llastay环境协会 |
| AAL | Aid Association for Lutherans | 路德会援助协会 |
| AAL | Aalborg, Denmark - Aalborg (Airport Code) | 丹麦奥尔堡-奥尔堡（机场代码） |
| AAL | Above Aerodrome Level | 高于机场标高 |
| AAL | Analog PSTN Access Line | 模拟PSTN接入线 |
| AAL | Anatomical Automatic Labeling (digital human brain atlas) | 解剖自动标记（数字人脑图谱） |
| AAL | All Anime Links | 所有动画链接 |
| AAL | Access Activity Log | 访问活动日志 |
| AAL | Aalborg, Denmark | 丹麦奥尔堡 |
| AAL | Additional Authorization List | 补充委任单 |
| AAL | Administrative Assistants Limited | 行政助理有限公司 |
| AAL | Asynchronous Transfer Mode Adaptation Layer | 异步传输模式适配层 |
| AAL | Anywhere Anytime Learning | 随时随地学习 |
| AAL | The Anywhere Anytime Library | 随时随地图书馆 |
| AAL | Airplanes Always Late | 飞机总是迟到 |
| AAL | Add A Leaf | 添加叶 |
| AAL | Atelier d'Astronomie de Limoges (Astronomical Workshop of Limoges- France) | 'Astronomie d·Limoges工作室(天文厂房Limoges——法国) |
| AAL | Arctic Aeromedical Lab (Fort Wainwright, AK) | 北极航空医学实验室（阿肯色州温赖特堡） |
| AAL | attorney at law | 律师 |
| AAL | Acceptable Ambient Level | 可接受的环境水平 |
| AAL | Alaska Airlines | 阿拉斯加航空公司 |
| AAL | Application Adaption Layer | 应用程序适配层 |
| AAL | Arthur Alexander Leach (junior high school, Winnipeg, Canada) | 亚瑟·亚历山大·利奇（加拿大温尼伯初中） |
| AAL | Aero Acoustic Levitation | 航空声学悬浮 |
| AAL | Active Alarm List | 活动报警列表 |
| AAL | Academy of Asian Leaders | 亚洲领导人学会 |
| AAL | Aircraft Assignment Letter | 飞机任务字母 |
| AAL | Applied Action Level (environment) | 应用行动级别（环境） |
| AAL | Additional Adoption Leave (UK) | 额外收养假（英国） |
| AAL | Ambient Assisted Living (Europe) | 环境辅助生活（欧洲） |
| AAL | Anterior Axillary Line | 前腋线 |