a. [ L. navicularius, fr. navicula, dim. of navis ship: cf. F. naviculaire. ] 1. Of, pertaining to, or resembling, a boat or ship. [ 1913 Webster ]

2. Shaped like a boat; cymbiform; scaphoid; as, the navicular glumes of most grasses; the navicular bone. [ 1913 Webster ]

Navicular bone. (Anat.) (a) One of the middle bones of the tarsus, corresponding to the centrale; -- called also scaphoid. (b) A proximal bone on the radial side of the carpus; the scaphoid. --
Navicular disease (Far.), a disease affecting the navicular bone, or the adjacent parts, in a horse's foot. [ 1913 Webster ]

n. (Anat.) The navicular bone. [ 1913 Webster ]

n. [ Cf. F. navigabilité. ] The quality or condition of being navigable; navigableness. [ 1913 Webster ]

a. [ L. navigabilis: cf. F. navigable. See Navigate. ] Capable of being navigated; deep enough and wide enough to afford passage to vessels; as, a navigable river. [ 1913 Webster ]

☞ By the common law, a river is considered as navigable only so far as the tide ebbs and flows in it. This is also the doctrine in several of the United States. In other States, the doctrine of the civil law prevails, which is, that a navigable river is a river capable of being navigated, in the common sense of the term. Kent. Burrill. [ 1913 Webster ]

-- Nav"i*ga*ble*ness, n. -- Nav"i*ga*bly, adv. [ 1913 Webster ]

v. t. 1. To pass over in ships; to sail over or on; as, to navigate the Atlantic. [ 1913 Webster ]

2. To steer, direct, or manage in sailing; to conduct (ships) upon the water by the art or skill of seamen; as, to navigate a ship. [ 1913 Webster ]

3. To pass through, over, or around; -- used especially of a course having obstacles; as, to navigate all the randomly scattered tables to the far side of the room. [ PJC ]

v. i. [ imp. & p. p. Navigated p. pr. & vb. n. Navigating. ] [ L. navigatus, p. p. of navigare, v.t. & i.; navis ship + agere to move, direct. See Nave, and Agent. ] 1. To journey by water; to go in a vessel or ship; to perform the duties of a navigator; to use the waters as a highway or channel for commerce or communication; to sail. [ 1913 Webster ]

The Phenicians navigated to the extremities of the Western Ocean. Arbuthnot. [ 1913 Webster ]

2. To direct or operate a vehicle, especially a ship or aircraft. [ PJC ]

3. To pass through, over, or around; -- used especially of a course having obstacles; as, to navigate around all the randomly scattered tables to the far side of the room. [ PJC ]

n. [ L. navigatio: cf. F. navigation. ] 1. The act of navigating; the act of passing on water in ships or other vessels; the state of being navigable. [ 1913 Webster ]

2. (a) 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. (b) The management of sails, rudder, etc.; the mechanics of traveling by water; seamanship. [ 1913 Webster ]

3. Ships in general. [ Poetic ] Shak. [ 1913 Webster ]

Aerial navigation, the act or art of sailing or floating in the air, as by means of airplanes or ballons; aviation; aeronautic. --
Inland navigation,
Internal navigation, navigation on rivers, inland lakes, etc. [ 1913 Webster ]

adj. of or pertaining to navigation; used in navigation; as, navigational aids. [ WordNet 1.5 ]

n. One who navigates or sails; esp., one who direct the course of a ship, or one who is skillful in the art of navigation; also, a book which teaches the art of navigation; as, Bowditch's Navigator. [ 1913 Webster ]

a. [ L. naviger; navis ship + gerere to bear. ] Bearing ships; capable of floating vessels. [ R. ] Blount. [ 1913 Webster ]