| OWL | Web Ontology Language | 网络本体语言 |
| OWL | Ostwestfalen-Lippe (German region) | Ostwestfalen Lippe（德国地区） |
| OWL | Our Whole Lives (Unitarian Universalist youth groups) | 我们的一生（统一宇宙主义青年团体） |
| OWL | Obstacle Warning Laser | 障碍物警告激光 |
| OWL | Order of the White Lotus (animated TV show Avatar: The Last Airbender) | 《白莲花的命令》（动画电视剧《阿凡达：最后的空气弯管机》） |
| OWL | Overwhelmingly Large Telescope | 超大望远镜 |
| OWL | Outdoors Without Limits | 户外无限制 |
| OWL | Object Windows Library | 对象Windows库 |
| OWL | Orthopaedic Web Links | 骨科Web链接 |
| OWL | Online Writing Lab | 在线写作实验室 |
| OWL | Orbiting Wide-Angle Light Collector | 轨道广角集光器 |
| OWL | Open-Wire Line | 开放式电线 |
| OWL | Ontology Web Language | 本体Web语言 |
| OWL | Operator Wireless and Line | 操作员无线和线路 |
| OWL | Older Women's League (Washington, DC) | 年长妇女联盟(华盛顿特区) |
| OWL | Outlined White Letters (Refers to outlined white-letters on the sidewalls of certain tires) | 轮廓白色字母（指某些轮胎侧壁上的轮廓白色字母） |
| OWL | Obfuscated Weird Language (character-based language interpreter) | 模糊怪异语言（基于字符的语言解释器） |
| OWL | Obsessed With Learning | 痴迷于学习 |
| OWL | Outstanding Working List (manufacturing) | 未完成工作清单（制造） |
| OWL | Open Space, Water Resource Protection and Land Use | 开放空间、水资源保护和土地利用 |
| OWL | On With Life | 与生活同在 |
| OWL | Older Wiser Lutherans | 年长的怀瑟路德教徒 |
| OWL | Online Writing and Learning | 在线写作和学习 |
| OWL | One Way Low | 单向低 |
| OWL | Overstreet Whiteness Level | 过树白度级别 |
| OWL | On-line Web stories for Learning | 在线学习网络故事 |
| OWL | Order of Wild Ladies | 野生女士秩序 |
| OWL | Older Women's League | 年长妇女联盟 |
| OWL | Ordinary Wizarding Level | 普通巫术等级 |
| OWL | Ordinary Wizarding Levels | 普通巫术等级 |
| OWL | Ordinary Wizarding Level (Harry Potter books) | 普通魔法等级（哈利波特系列） |
| OWL | Our World Languages | 我们的世界语言 |
| OWL | One Way Landers | 单向着陆器 |
| OWL | Online Writing Laboratory | 在线写作实验室 |
| OWL | Outdoor Webelos Leader | 户外Webelos领导者 |
| OWL | Ongoing Weight Loss (Atkins diet) | 持续减肥（阿特金斯饮食） |
| OWL | Web Ontology Language (W3C) | Web本体语言（W3C） |
| OWL | One World Line | 一条世界线 |
| OWL | Online Webbased Learning | 基于网络的在线学习 |
| OWL | Older & Wiser Lutheran | 年长的、聪明的路德 |
| OWL | Orientation Workshop Leader | 定向研讨会负责人 |
| OWL | Our Whole Lives | 我们的一生 |
| OWL | Our World Learning | 我们的世界学习 |
| OWL | Observe Wait Listen | 观察等待倾听 |
| OWL | Older Wiser Learners | 年长的智者学习者 |
| OWL | Our Web Location | 我们的网站位置 |
| OWL | Outlaw Wrestling League | 越野摔跤联盟 |