navigation
n. கடற் பயணம், நீர்வழிச் செலவு, விமான வகையில் அகல்வௌதச் செலவு, கப்பல் வழிநிலை தெரிமுறை, வானூர்தி நெறிநிலை தெரிமுறை, நீர்வழிச் செலவுத் திறம்.
Nav`i*ga"tion, n. Etym: [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. 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. 3. Ships in general. [Poetic] Shak. Aërial navigation, the act or art of sailing or floating in the air, as by means of ballons; aëronautic. -- Inland navigation, Internal navigation, navigation on rivers, inland lakes, etc.