Neustria

geographical name

Neus·​tria ˈnü-strē-ə 

ˈnyü-

1

the western part of the dominions of the Franks after the conquest by Clovis in the 6th century, comprising the northwestern part of modern France between the Meuse River, the Loire River, and the Atlantic Ocean

2

normandy

—so called about 11th century

Neustrian

ˈnü-strē-ən 

ˈnyü-

adjective or noun