redistrict
/ˌrɛdɪˈstrɪkt/Definitions
1. verb
to divide (a region) into new districts or electoral areas, often for electoral purposes
“The state legislature voted to redistrict the electoral map to favor a particular party.”
2. noun
the act of dividing (a region) into new districts or electoral areas
“The redistricting process is a contentious issue in local politics.”