| COA | coenzyme | 辅酶A |
| COA | Certificate of Analysis | 分析报告单 |
| COA | CONTRACT OF AFFREIGHTMENT | 包运合同 |
| COA | Certificate Of Authenticity | 真品证书 |
| COA | ChangeOver Acknowledge | 倒换证实信号 |
| COA | Copyrights Of Authorization | 被授權的版權 |
| COA | Chart of Account | 会计科目表 |
| COA | Continental Air Lines (ICAO code) | 大陆航空公司(ICAO代码) |
| COA | Canadian Ostrich Association | 加拿大鸵鸟协会 |
| COA | Canadian Osteopathic Association | 加拿大骨病协会 |
| COA | Commissioned Officers Association (of the United States Public Health Service) | (美国公共卫生服务)军官协会 |
| COA | Connecticut Opticians Association | 康涅狄格州光学协会 |
| COA | California Olive Association (Sacramento, CA) | 加利福尼亚橄榄协会(加利福尼亚州萨克拉门托) |
| COA | Canadian Olympic Association | 加拿大奥林匹克协会 |
| COA | California Orthopaedic Association | 加利福尼亚骨科协会 |
| COA | Chance Of Achievement | 成就的机会 |
| COA | Center of Attention | 关注中心 |
| COA | Crown Of Ages | 时代的王冠 |
| COA | Center for Organic Agriculture (University of Florida) | 有机农业中心(佛罗里达大学) |
| COA | Conchologists of America | 美国法医 |
| COA | Crown of Ages (Diablo II item) | 时代之冠(暗黑破坏神II物品) |
| COA | Certificate Of Authentication | 身份验证证书 |
| COA | Certificate Of Achievement | 成就证书 |
| COA | Commission on Audit (Philippines) | 审计委员会(菲律宾) |
| COA | Change Of Assignment | 转让的变更 |
| COA | Current Operating Allowances | 现行津贴 |
| COA | Connection Approval Office | 连接审批办公室 |
| COA | Coarctation of Aorta | 主动脉缩窄 |
| COA | College of Arts | 艺术学院 |
| COA | Courses of Action | 行动方针 |
| COA | Certificate of Airworthiness | 适航证书 |
| COA | Court of Appeals | 上诉法院 |
| COA | Committee on Admissions | 招生委员会 |
| COA | Computer Operations Administrator | 计算机操作管理员 |
| COA | Certificate of Authority | 授权证书 |
| COA | Care-Of Address | 收件人地址 |
| COA | Council for Older Adults | 老年人理事会 |
| COA | Challenged Outdoorsmen of America | 美国备受挑战的户外人士 |
| COA | Clean Ocean Action | 清洁海洋行动 |
| COA | Central Operating Authority (NATO) | 中央运营机构(北约) |
| COA | Coupled Oscillator Array | 耦合振荡器阵列 |
| COA | City of Amarillo | 阿马里洛市 |
| COA | Compliance Oriented Architecture | 面向法规遵从性的体系结构 |
| COA | College of Arms (English heraldic authority) | 武器学院(英国纹章权威机构) |
| COA | Council on Aging | 老龄委员会 |
| COA | Contract of Afreightment (shipping) | 减载合同(装运) |
| COA | Collection Agreements | 收款协议 |
| COA | City of Albuquerque | 阿尔伯克基市 |
| COA | Council on Accreditation | 认证委员会 |
| COA | Change Order Account | 修改订货单 |
| COA | CorporaciÓn Colombiana para la Amazonia | CorporaciÓn Colombiana para la Amazonia |
| COA | Certified Ophthalmic Assistant | 认证眼科助理 |
| COA | Cryogenic Optical Assembly | 低温光学组件 |
| COA | Cost of Acquisition | 收购成本 |
| COA | Children Of Alcoholics | 酗酒儿童 |
| COA | Cost of Attendance | 出勤成本 |
| COA | City of Anaheim | 阿纳海姆市 |
| COA | American Conger (FAO fish species code) | 美国葱(粮农组织鱼类物种代码) |
| COA | Certificate of Appreciation | 赞赏证书 |
| COA | Condition On Admission | 入院条件 |
| COA | Central Office of Architecture | 中央建筑局 |
| COA | calculated opening area | 计算开口面积 |
| COA | Cream Of Apricot | 杏子奶油 |
| COA | Coenzyme A (cellular respiration) | 辅酶A(细胞呼吸) |
| COA | Crackheads Of America | 美国的疯子 |
| COA | Canada-Ontario Agreement | 加拿大-安大略协议 |
| COA | Court of Audit (Lebanon) | 审计法院(黎巴嫩) |
| COA | ComitÉ Obrero AntipolÍtico | ComitÉ Obrero AntipolÍtico |
| COA | coenzyme a | 辅酶a |
| COA | Christians Of Age | 适龄基督徒 |
| COA | Chart Of Accounts | 会计科目表 |
| COA | Course Of Action | 行动方针 |
| COA | Committee on Accreditation | 鉴定委员会 |
| COA | coagglutination | 共凝集作用 |
| COA | Children Of Apocolypse | Apocolypse的孩子 |
| COA | City Of Austin | 奥斯汀市 |
| COA | Certificate of Authorization (FAA - UAS operations in the national air space) | 授权证书(FAA-UAS在国家空域的操作) |
| COA | Comptroller Of the Army | 陆军审计官 |
| COA | Competitive Operating Agreement | 竞争性运营协议 |
| COA | Coachmen Industries, Inc. | Coachmen Industries,Inc.公司。 |
| COA | Clear on Arrival | 到达时清除 |
| COA | Call on Arrival (shipping) | 到达时呼叫(发货) |
| COA | Charlie's Other Angels | 查理的其他的天使 |
| COA | Certificate of Approval (Australia, permit to discharge into environment) | 批准证书(澳大利亚,向环境排放许可证) |
| COA | Certificate in Offshore Administration (Island of Jersey, benchmark financial qualification) | 离岸管理证书(泽西岛,基准财务资格) |
| COA | Council of Agriculture (Taiwan, China) | 农业委员会(中国台湾) |
| COA | Change Over Acknowledgement | 变更确认书 |
| COA | CÉdula de OperaciÓn Anual (Mexico) | CÉdula de OperaciÓn Anual (Mexico) |
| COA | Centraal orgaan Opvang Asielzoekers | 中央组织Opvang Asielzoekers |
| COA | Cover Our Asses | 覆盖我们的资产 |
| COA | Customer Owned Assets | 客户自有资产 |
| COA | Change Of Amplification | 放大率变化 |
| COA | Cheerleaders of America | 美国啦啦队队长 |
| COA | Certificate of Operating Authority | 运营机构证书 |
| COA | Commission on Athletics | 田径委员会 |
| COA | Commission of Accreditation | 认证委员会 |
| COA | Conscious, Oriented, Alert (assessment by paramedics) | 意识、定向、警觉(由护理人员评估) |
| COA | Coming of Age | 成年 |