| WAC | Write Address Counter | 写(入)地址计数器 |
| WAC | World Aeronautical Charts | 世界航空图 |
| WAC | Working Alternating Current | 交流工作电流 |
| WAC | Women's Army Corps | 陆军妇女队[美] |
| WAC | Wide Area Connector | 广域连接器 |
| WAC | Weighted average cost | 加权平均成本 |
| WAC | With Approved Credit | 具有已批准的信用 |
| WAC | Watershed Agricultural Council (New York) | 分水岭农业委员会（纽约） |
| WAC | Women's Army Corps | 陆军妇女队[美] |
| WAC | Weather Analysis Center | 天气分析中心 |
| WAC | Works As Coded | 按编码工作 |
| WAC | Western Athletic Conference | 西方体育联盟 |
| WAC | WIPP (Waste Isolation Pilot Plant) Acceptance Criteria | WIPP（废物隔离试验装置）验收标准 |
| WAC | Walk Around Check (aviation) | 巡视检查（航空） |
| WAC | Women's Advisory Counsel/Committee (prisons) | 妇女的咨询顾问/委员会(监狱) |
| WAC | Web As Corpus (Conference) | Web作为语料库（会议） |
| WAC | Worked All Continents (amateur radio) | 在全大陆工作（业余无线电） |
| WAC | Without Attitude Control | 无姿态控制 |
| WAC | World Agroforestry Centre (Nairobi, Kenya) | 世界农林中心（肯尼亚内罗毕） |
| WAC | War Advertising Council (US during WWII) | 战争广告委员会（二战期间的美国） |
| WAC | Wholesale Acquisition Cost (pharmaceuticals) | 批发采购成本（药品） |
| WAC | Wheaton Athletic Club | 惠顿竞技俱乐部 |
| WAC | Western Area Center | 西区中心 |
| WAC | Warnaco Group, Inc. | 华纳科集团。 |
| WAC | Work Accomplishment Code | 工作完成代码 |
| WAC | Wealdstone Active Community | Wealdstone活跃社区 |
| WAC | We Are Canadian | 我们是加拿大人 |
| WAC | Wellington Aero Club | 惠灵顿航空俱乐部 |
| WAC | Web Album Creator | Web相簿创建者 |
| WAC | Web Access Consignment | Web访问委托 |
| WAC | We Are Camping | 我们正在露营 |
| WAC | World Accounting Computer | 世界会计计算机 |
| WAC | Wilderness Adventure Club | 荒野探险俱乐部 |
| WAC | Weighted Average Current | 加权平均电流 |
| WAC | Win At Chess | 在国际象棋中获胜 |
| WAC | Written Analysis and Communication | 书面分析和沟通 |
| WAC | Working Aptitude Certificate | 工作能力证书 |
| WAC | Weighted Average Constant | 加权平均常数 |
| WAC | Waterfront Activities Center | 海滨活动中心 |
| WAC | Whoop Ass Crew | Whoop Ass船员 |
| WAC | World Archaeological Congress | 世界考古大会 |
| WAC | West Assistant Controller | 西助理控制员 |
| WAC | World Affairs Conference | 世界事务会议 |
| WAC | Waste Assimilative Capacity | 废物吸收能力 |
| WAC | World Affairs Center (Beloit College) | 世界事务中心（贝洛伊特学院） |
| WAC | Writing Across the Curriculum | 跨课程写作 |
| WAC | What A Concept | 什么是概念 |
| WAC | Wild And Crazy | 狂野与疯狂 |
| WAC | Waste Acceptance Criteria | 废物验收标准 |
| WAC | Wide Angle Converter | 广角转换器 |
| WAC | Worked All Continents | 在所有大陆工作 |
| WAC | Walking After Christ | 追随基督 |
| WAC | Wide Area Cluster (business continuity between different data centers) | 广域集群（不同数据中心之间的业务连续性） |
| WAC | Wilmington Athletic Club (Wilmington, NC) | 威尔明顿体育俱乐部（北卡罗来纳州威尔明顿） |
| WAC | Wide Angle Conventional | 广角常规 |
| WAC | Workers' Assistance Center, Inc. | 工人的援助中心 |
| WAC | Wide Area Communications | 广域通信 |
| WAC | World Area Code | 世界区号 |
| WAC | water allocation council | 水分配委员会 |
| WAC | Weak Acid Cation | 弱酸性阳离子 |
| WAC | Westerly Ambulance Corps, Inc. (Westerly, Rhode Island) | 韦斯特利救护车公司（罗德岛州韦斯特利） |
| WAC | World Aerobatic Championship | 世界特技飞行锦标赛 |
| WAC | Writing Across the Curriculum (education) | 跨课程写作（教育） |
| WAC | Women's Auxiliary Corps | 妇女的辅助部队 |
| WAC | Washington Athletic Club | 华盛顿竞技俱乐部 |
| WAC | Women's Affairs Center (Gaza) | 妇女事务中心(萨) |
| WAC | Weapon Authorization Card (NATO-KFOR, Kosovo) | 武器授权卡（北约驻科部队，科索沃） |
| WAC | Williams Adley and Co | Williams Adley公司 |
| WAC | World AIDS Campaign | 世界艾滋病运动 |
| WAC | World Automation Congress | 世界自动化大会 |
| WAC | Weighted Average Coupon | 加权平均息票 |
| WAC | Wagga Agricultural College (Australia) | 瓦加农业学院（澳大利亚） |
| WAC | Weapon Assignment Console | 武器分配操纵台 |
| WAC | Weapon Aiming Computer | 武器瞄准计算机 |
| WAC | Women's Action Coalition | 妇女行动的联盟 |
| WAC | World Aeronautical Chart | 世界航空图表 |
| WAC | Washington Administrative Code | 华盛顿行政法规 |
| WAC | Warfare Area Commander/Coordinator | 战争地区指挥官/协调员 |
| WAC | Women's Agenda for Change | 妇女 |