Navigator n. : One who navigates or sails; esp., one who direct the course of a ship, or one who is skillful in the art of navigation; also, a book which teaches the art of navigation; as, Bowditch's Navigator.

Example:
What is the best portable Navigator for your money?

Taxonomy
corrections, navigators, card, Nautical charts, Nautical publications, Passage planning, passage, mariners, aircraft, mental model, officers, USAF, vessels, charts, free encyclopedia, navigational equipment, USN, United States.

Defination from the web:
navigator is the person on board a ship or aircraft responsible for its navigation. ... Quartermasters are the Navigator's enlisted assistants and perform most of the technical navigation duties. ...