D defs.my
Entry 2 senses Webster, 1913

Visitor

/vĭz'-ĭt-ẽr/ · Vis·it·or · IPA /ˈvɪzɪtɚ/
01 One who visits; one who comes or goes to see another, as in civility or friendship.
  1. 1.
    One who visits; one who comes or goes to see another, as in civility or friendship.
  2. 2.
    A superior, or a person lawfully appointed for the purpose, who makes formal visits of inspection to a corporation or an institution. See Visit, v. t., 2, and Visitation, n., 2. See: Visit, Visitation
    “The king is the visitor of all lay corporations.” Blackstone.