| CSZ | Canadian Society of Zoologists | 加拿大动物学家协会 |
| CSZ | Community Safety Zone | 社区安全区 |
| CSZ | Cascadia Subduction Zone (periodic earthquake in Pacific Northwest) | 卡斯卡迪亚俯冲带（太平洋西北部周期性地震） |
| CSZ | Calcia-Stabilized Zirconia | 氧化钙稳定氧化锆 |
| CSZ | Calcia Stabilized Zirconia | 氧化钙稳定氧化锆 |
| CSZ | Com Station Z (science fiction fan club) | Com Station Z（科幻迷俱乐部） |
| CSZ | City State Zip | 城市州邮编 |
| CSZ | ComedySportz | 喜剧体育 |
| CSZ | Clark-Shenker-Zhang (packet scheduling algorithm) | Clark Shenker Zhang（分组调度算法） |