| AOA | Activity-on-Arrow | 双代号网络图 |
| AOA | Angles-Of-Arrival | 终点角 |
| AOA | Angolan Kwanza (ISO currency code) | 安哥拉宽扎（ISO货币代码） |
| AOA | Australian Ostrich Association | 澳大利亚鸵鸟协会 |
| AOA | American Optometry Association | 美国验光协会 |
| AOA | American Outlaws Association (motorcycle club) | 美国亡命之徒协会（摩托车俱乐部） |
| AOA | Airport Operators Association (UK) | 机场运营商协会（英国） |
| AOA | Auxiliary Organizations Association | 辅助组织协会 |
| AOA | Asian Ombudsman Association | 亚洲监察员协会 |
| AOA | Arizona Orthopaedic Associates | 亚利桑那州骨科协会 |
| AOA | Atlanta Ophthalmology Associates | 亚特兰大眼科协会 |
| AOA | Association of Otolaryngology Administrators | 耳鼻喉科管理者协会 |
| AOA | American Ostrich Association | 美国鸵鸟协会 |
| AOA | Alberta Orienteering Association | 阿尔伯塔省定向运动协会 |
| AOA | Alaska Optometric Association | 阿拉斯加验光协会 |
| AOA | Australian Olive Association | 澳大利亚橄榄协会 |
| AOA | American Ordnance Association | 美国军械协会 |
| AOA | Australian Osteopathic Association | 澳大利亚骨病协会 |
| AOA | American Obesity Association | 美国肥胖协会 |
| AOA | American Osteopathic Association | 美国骨病协会 |
| AOA | Alpha Omega Alpha (Medical Honor Society) | 阿尔法欧米茄阿尔法（医学荣誉协会） |
| AOA | American Optometric Association | 美国验光协会 |
| AOA | Australian Orthopaedic Association | 澳大利亚骨科协会 |
| AOA | American Orthopaedic Association | 美国骨科协会 |
| AOA | Adaptive Optics Associates | 自适应光学协会 |
| AOA | American Orthopsychiatric Association | 美国矫形心理学协会 |
| AOA | Area Operating Agreement | 区域运营协议 |
| AOA | Add-On Architecture | 附加组件体系结构 |
| AOA | Audi of America | 奥迪美国 |
| AOA | Apple of Archer (gaming, Ragnarok Online) | Archer的苹果（游戏、Ragnarok Online） |
| AOA | Amplifier Operating Attributes (Ciena) | 放大器操作属性（Ciena） |
| AOA | Age of Apocalypse (Marvel comics) | 天启时代（漫威漫画） |
| AOA | Academy of Art | 艺术学院 |
| AOA | Assalam-O-Alaikum | 阿萨拉姆-O-阿拉伊库姆 |
| AOA | Art of Astonishment (magic book) | 惊奇的艺术（魔法书） |
| AOA | Aqueduct Overlay Arch | 渡槽叠合拱 |
| AOA | Activity on Arrow (project management) | 箭头上的活动（项目管理） |
| AOA | Amphibious Operations Area | 两栖作战区 |
| AOA | Asslam-O-Alaikum (Islamic greeting) | Asslam-O-Alaikum（伊斯兰问候语） |
| AOA | Add on Armor (Army) | 附加装甲（陆军） |
| AOA | Airborne Optical Adjunct | 机载光学附件 |
| AOA | Award of Arms (Society for Creative Anachronism) | Arms奖（创新编年史学会） |
| AOA | Anhydrous Oripavine Alkaloid | 无水木犀草生物碱 |
| AOA | AIMMS Outer Approximation algorithm | AIMMS外部近似算法 |
| AOA | Advanced Office Automation | 高级办公自动化 |
| AOA | Abort Once Around | 再次中止 |
| AOA | Assembly Operations Assessment | 装配操作评估 |
| AOA | Assist Other Agency | 协助其他机构 |
| AOA | At or Above | 等于或高于 |
| AOA | Area Office Augmentee | 区域办公室扩充 |
| AOA | Airport Operations Area (aviation) | 机场运营区（航空） |
| AOA | Area of Action (US DoD) | 行动领域（美国国防部） |
| AOA | Amphibious Operating Area | 两栖作战区 |
| AOA | Angle Of Attack | 攻角 |
| AOA | Any One Accident (public liability insurance) | 任何一次事故（公共责任保险） |
| AOA | Ataxia-Oculomotor Apraxia Syndrome | 共济失调-眼球运动障碍综合征 |
| AOA | Abbreviated Operational Assessment | 简要作战评估 |
| AOA | Antiochian Orthodox Archdiocese of America | 美国安提阿东正教总教区 |
| AOA | Amphibious Objective Area | 两栖目标区 |
| AOA | Anarchists Of America | 美国无政府主义者 |
| AOA | Axial Offset Anomaly | 轴向偏移异常 |
| AOA | Advise of Obligation Authority | 义务机关通知 |
| AOA | Age Of Apocalypse | 天启时代 |
| AOA | Attack On Acquisition | 获取时的攻击 |
| AOA | All Of the Above | 以上所有内容 |
| AOA | Air Operations Area | 空中作业区 |
| AOA | Abort- Once- Around | 中止-一次性 |
| AOA | ASCA Online Arxiv | ASCA在线Arxiv |
| AOA | Any One Accident | 任何一次事故 |
| AOA | Absolutely Outrageous Acronym | 绝对粗俗的首字母缩写 |
| AOA | Alive On Arrival | 抵达时仍活着 |
| AOA | Alliance of Overclocking Arts | 超频艺术联盟 |
| AOA | Add- On Armor | 附加装甲 |
| AOA | Aircraft Operations Area (FAA) | 飞机操作区（FAA） |
| AOA | Area Originating Authority | 区域发起机构 |
| AOA | Administration On Aging | 老化管理 |
| AOA | aminooxyacetic acid | 氨氧乙酸 |
| AOA | antioxidant activity | 抗氧化活性 |
| AOA | Analysis Of Alternatives | 备选方案分析 |
| AOA | Angle Of Arrival | 到达角 |
| AOA | ACARS over AVLC (aviation data systems) | AVLC（航空数据系统）上的ACARS |
| AOA | Annual Operating Area | 年作业面积 |
| AOA | Asia-Oceania-Africa (region) | 亚洲大洋洲非洲（区域） |
| AOA | Administration on Aging (US Department of Health and Human Services) | 老龄化管理局（美国卫生与公众服务部） |
| AOA | Annual Operating Agreement | 年度运营协议 |
| AOA | Activity on Arc (project management) | Arc活动（项目管理） |
| AOA | Analysis of Alternatives (formerly COEA) | 备选方案分析（原COEA） |