Vĭz'ier or Vī-ziēr', n.

noun

(vĭz'yer), or Vī-ziēr', n. [Ar. wezīr, wazīr, properly a bearer of burdens, a porter, from wazara, to bear a burden; Fr. vizīr, visīr.] [Sometimes spelt vizier, vizir, or vizer.] A councilor of state; a high executive officer in Turkey and other Oriental countries.

Grand vizier, the chief minister of the Turkish empire; —called also vizier-a-zem.