Vizier \Viz"ier\, n. [Ar. wez[=i]r, waz[=i]r, properly, a bearer of burdens, a porter, from wazara to bear a burden: cf. F. vizir, visir. Cf. Alguazil.]

A councilor of state; a high executive officer in Turkey and other Oriental countries. [Written also visier, vizir, and vizer.]

Grand vizier, the chief minister of the Turkish empire; -- called also vizier-azem.

Source: Webster's Revised Unabridged Dictionary (1913)