navigator
/ˈnævɪgeɪtə(r)/noun
1- a person who directs the route or course of a ship, aircraft, or other form of transport, especially by using instruments and maps（船只、飞机等的）领航员。
1.1
- historical a person who explores by sea〈史〉航海探险家。
1.2
- an instrument or device which assists in directing the course of a vessel or aircraft导航装置。
1.3
- Computing a browser program for accessing data on the World Wide Web or another information system【计算机】导航者（浏览器软件）。