Possible Definitions:
1. Navigation (n.) The act of navigating; the act of passing on water in ships or other vessels; the state of being navigable.
2. Navigation (n.) the science or art of conducting ships or vessels from one place to another, including, more especially, the method of determining a ship's position, course, distance passed over, etc., on the surface of the globe, by the principles of geometry and astronomy.
3. Navigation (n.) The management of sails, rudder, etc.; the mechanics of traveling by water; seamanship.
4. Navigation (n.) Ships in general.
