Economic disparities in urbanization have resulted in the ghettoization of low-income populations.

ghettoization 是由名词 ghetto（贫民区、聚居区）加上后缀 -ization 构成的名词。ghetto 特指城市中贫困或少数族裔集中居住的区域，-ization 表示"...化"的过程。ghettoization 指"贫民区化"或"聚居区化"的过程，即低收入人群被迫集中在特定区域居住的社会现象。