| XLR | Cannon X Series, Latch, Rubber (Audio cable connector) | Cannon X系列，锁扣，橡胶（音频电缆连接器） |
| XLR | X-Linked Recessive (genetics) | X连锁隐性（遗传学） |
| XLR | Extra Long Run (audio connector) | 超长运行（音频连接器） |
| XLR | Extra Low Resistance | 超低电阻 |
| XLR | X-linked lymphocyte regulated | X连锁淋巴细胞调节 |
| XLR | Extra-Large Robot (cartoon) | 超大型机器人（卡通） |
| XLR | Extreme Luxury Roadster (Cadillac) | 极致豪华跑车（凯迪拉克） |
| XLR | Extra Long Run | 超长跑步 |
| XLR | Accelar (Nortel/Bay network switch) | Accelar(北电/湾网路交换) |
| XLR | X Lower Right | X右下 |
| XLR | Ground Left Right (digital audio) | 左-右接地（数字音频） |
| XLR | Xternal Live Return | 外部实时返回 |
| XLR | Xtremely Large Robot | 超大型机器人 |
| XLR | Xternal Live and Return | Xternal Live和Return |
| XLR | External Line Return (Audio Connection and Cable Type) | 外部线路回路（音频连接和电缆类型） |
| XLR | X-linked recessive | X连锁隐性 |
| XLR | X Latching Resilient Rubber Compound (connector type) | X锁定弹性橡胶化合物（连接器类型） |