1) Province in north west china 
Province of northwest China, bounded to the north by Gansu, to the south by Sichuan, to the west by Tibet, and to the northwest by Xinjiang Uygur Autonomous Region; area 721,000 sq km/278,400 sq mi; population (2000 est) 5,180,000. The capital is Xining and Golmud is another major town. Industries include minerals, chemicals, livestock,...