The act of navigating; the act of passing on water in ships or other vessels; the state of being navigable. [1913 Webster]
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. [1913 Webster]
Ships in general. Shak. [1913 Webster]

Aërial navigation, the act or art of sailing or floating in the air, as by means of airplanes or ballons; aviation; aëronautic. -- Inland navigation, Internal navigation, navigation on rivers, inland lakes, etc.

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OXFORD DICTIONARY

navigation, n.
1 the act or process of navigating.
2 any of several methods of determining or planning a ship's or aircraft's position and course by geometry, astronomy, etc.
3 a voyage.

Idiom

inland navigation communication by canals and rivers. navigation light a light on a ship or aircraft at night, indicating its position and direction.

Derivative

navigational adj.

Etymology

F or f. L navigatio (as NAVIGATE)

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THESAURUS

navigation

VAR, aim, astronavigation, automatic electronic navigation, azimuth, bearing, bent, boating, canoeing, cartography, celestial navigation, chorography, circumnavigation, coasting, consolan, course, cruising, current, direction, direction line, drift, electronic navigation, geodesy, geodetic satellite, geography, gunkholing, heading, helmsmanship, inclination, lay, lie, line, line of direction, line of march, loran, motorboating, navar, navigability, navigating, omnidirectional range, omnirange, orbiting geophysical observatory, orientation, passage-making, periplus, pilotage, piloting, point, quarter, radar, radio navigation, range, rowing, run, sailing, sculling, sea travel, seafaring, seamanship, set, shoran, steaming, steerage, steering, surveying, tacan, teleran, tendency, tenor, topography, track, travel by water, trend, visual-aural range, voyaging, water travel, way, yachting

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ROGET THESAURUS

navigation

Navigation

N navigation, aquatics, boating, yachting, ship, oar, paddle, screw, sail, canvas, aileron, natation, swimming, fin, flipper, fish's tail, aerostation, aerostatics, aeronautics, balloonery, balloon, ballooning, aviation, airmanship, flying, flight, volitation, wing, pinion, rocketry, space travel, astronautics, orbital mechanics, orbiting, voyage, sail, cruise, passage, circumnavigation, periplus, headway, sternway, leeway, fairway, mariner, flight, trip, shuttle, run, airlift, sailing, volant, aerostatic, seafaring, nautical, maritime, naval, seagoing, coasting, afloat, navigable, aerial, aeronautic, grallatory, under way, under sail, under canvas, under steam, on the wing, in flight, in orbit, bon voyage, spread the thin oar and catch the driving gale.

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