Qing also Ch'ing 
(chĭng)
(chĭng) A dynasty of Manchu emperors of China (1644-1912) during which increasing Western influence and trade led to the Opium War (1839-1842) with Britain and the Boxer Rebellion (1898-1900). The dynasty, China's last, was overthrown by nationalist revolutionaries.
[Mandarin, Qīng, from qīng, pure, from Middle Chinese tshiajŋ.]