The science or art of conducting ships or aircraft from one place to another, esp. the method of determining position, course, and distance travelled over the surface of the earth by the principles of geometry and astronomy and by reference to devices (as radar beacons or instruments) designed as aids.
The transport and movement of goods, people and animals over water.
ship traffic; "the channel will be open to navigation as soon as the ice melts"
the guidance of ships or airplanes from place to place
