Inner Mongolia

geographical name

Inner Mon·​go·​lia män-ˈgōl-yə 

mäŋ-,

-ˈgō-lē-ə

variants or Nei Monggol

ˈnā-ˈmän-ˌgōl 

-ˈmäŋ-

or Nei-meng-ku

ˈnā-ˈməŋ-ˈkü 

autonomous region of northern China in western Manchuria sharing a long border with Mongolia and a shorter one with Russia; capital Hohhot area 454,633 square miles (1,182,046 square kilometers), population 24,706,291