Tongguan

• (from Wade–Giles) T'ung-kuan

From the Hanyu Pinyin[1] romanization of the Mandarin Chinese pronunciation for 潼關／潼关 (Tóngguān).

Tongguan

1. A county of Weinan, Shaanxi, China.
   • [1986, “T'ung-kuan”, in The New Encyclopedia Britannica‎, volume 12, 15th edition, →ISBN, →LCCN, page 40, column 1:

     With the transfer after 907 of the capital to the eastern plains. T'ung-kuan lost its major defensive role; it remained an important strategic place, however, and was the site of a guard (wei) under the Ming dynasty (1368-1644). It became T'ung-kuan County under the Ch'ing dynasty (1644-1911).]

   • 1991 [1987], Zou Zongxu, Susan Whitfield, transl., The Land Within the Passes: A History of Xian‎, Viking, →ISBN, →LCCN, →OCLC, →OL, page 38:

     Tong Pass, the eastern gate of the land within the passes, was already established by the end of the Eastern Han dynasty, and its ruins now lie near Wucun Village in Tongguan County.