lossy
adjective computing, electronics specialized uk/ˈlɒs.i/ us/ˈlɑː.si/
丢失数据的;损耗电子能量的
involving the loss of data or of electrical energy
Lossy file compression results in lost data and quality from the original version. 有损文件压缩会丢失原始文件的数据的质量。
Compare: lossless