1. A social, political, or legal system that enforces the separation and discrimination of people based on race, ethnicity, or other characteristics
The apartheid regime in South Africa was a brutal segregationist system.
O regime do apartheid na África do Sul era um sistema segregacionista brutal.
2. An institutional framework designed to maintain inequality through systematic separation of groups
Jim Crow laws created a segregationist system in the American South.
As leis Jim Crow criaram um sistema segregacionista no Sul americano.