Dictionary
nav•i•ga•tion
Pronunciation: (nav"i-gā'shun), [key]—
n.
1. the act or process of navigating.
2. the art or science of plotting, ascertaining, or directing the course of a ship, aircraft, or guided missile.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.