| LSL | Lower Specification Limit | 規格下限 |
| LSL | Link Support Layer | 链路支持层 |
| LSL | Lesotho Loti (ISO currency code) | 莱索托洛蒂（ISO货币代码） |
| LSL | Los Chiles, Costa Rica (airport code) | 哥斯达黎加洛斯奇莱斯（机场代码） |
| LSL | left sacro-lateral | 左骶外侧 |
| LSL | life science laboratory | 生命科学实验室 |
| LSL | Logistics Services Locator | 物流服务定位器 |
| LSL | Logical Shift Left | 逻辑左移 |
| LSL | Landing Ship Logistics | 登陆舰后勤 |
| LSL | Linden Scripting Language | Linden脚本语言 |
| LSL | Los Chiles, Costa Rica | 哥斯达黎加洛斯奇莱斯 |
| LSL | Landing Ship, Large | 大型登陆舰 |
| LSL | Lifestyle Lift (tm) | 生活方式电梯（tm） |
| LSL | Laminated Strand Lumber | 层压股材 |
| LSL | Locomotive Speed Limiter (used to stop a rail vehicle in an excessive overspeed condition) | 机车限速器（用于在超速情况下停止轨道车辆） |
| LSL | Lump Sum Leave | 一次性休假 |
| LSL | Local Spherical Likelihood | 局部球面似然 |
| LSL | Logistics Support Library | 后勤保障图书馆 |
| LSL | Linden Scripting Language (scripting language Used Within Second Life) | Linden脚本语言（第二生命中使用的脚本语言） |
| LSL | Left Subscapular Line | 左肩胛下线 |
| LSL | Leisure Suit Larry | 花花公子拉瑞 |
| LSL | Life Sciences Laboratory | 生命科学实验室 |
| LSL | Least Squares Lattice | 最小二乘格点 |
| LSL | Load Segment Limit | 加载段限制 |
| LSL | Landing Ship, Logistics | 后勤登陆舰 |
| LSL | Level Switch Low | 液位开关低 |
| LSL | Lisa Scott-Lee (British pop star) | 丽莎·斯科特·李（英国流行歌星） |
| LSL | Lesotho Loti | 莱索托洛蒂 |
| LSL | liver specific lipoprotein | 肝特异性脂蛋白 |