A device that directs the course of an aircraft or missile.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "navigator" in a sentence
"Graphics are then permanently applied to the device casing by CafePress, at no charge, before the navigator is shipped to your home."
"Champlain -- navigator, map-maker, writer, diplomat and statesman -- was above all convinced that Canada could be home to goodness and greatness."
"Edmondson, the navigator from the previous night's mission, to go along on this one because of his experience from the night before."