In Chinese language it means heavenly gate. Tiang kuan is also often pronounced. It is the name of a star, which is also known as Zeta Tauri, Z Tau, Z Taury or 123 Tauri. It belongs to the Constellation of Taurus or Taurus (The Bull).
Tianguan- refers to a star whose official name was approved on June 30, 2017, located in the constellation Taurus-