Definition of Siberia in US English:

Siberia

proper noun

  • A vast region of Russia that extends from the Ural Mountains to the Pacific Ocean and from the Arctic coast to the northern borders of Kazakhstan, Mongolia, and China. Noted for the severity of its winters, it was traditionally used as a place of exile; it is now a major source of minerals and hydroelectric power.

Pronunciation

Siberia

/saɪˈbɪriə//sīˈbirēə/