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1. The theory and practice of navigating, especially the charting of a course for a ship or aircraft.
2. Travel or traffic by vessels, especially commercial shipping.

nav′i·ga′tion·al adj.
nav′i·ga′tion·al·ly adv.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Navigation) in a navigational manner; from a navigational point of view
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
Although the route is navigationally straightforward, and follows estate track for most of its length, a pretty remote and lengthy day lay ahead.
A tight competition on navigationally testing courses saw Solway take on seven English clubs from north-east and northwest areas, all of whom are much larger clubs.
A study found that during the task requiring a navigationally complex environment and for a long period of time, it is preferable to use simulated walking [117].
* The production of fortnightly Notices to Mariners and maintenance of navigationally significant dangers and changes to all forms of charts as they are discovered.
Such experiences of rewilding are potentially aesthetically challenging not only in the sense that they are unscenic--because they include messy or ugly things (the sight of dying vegetation, decomposing animal bodies or extensive fire damage; the stagnant smells of a blocked river channel) and because they necessitate a closeness that prevents scenic distance --but also because this mode of aesthetic experience (on foot, proximate and changing from visit to visit, making the spatial composition of subjects and objects likely unmappable) is physically and navigationally demanding.
(30) In 2010, some 2.9 million bb/d passed through the Turkish Straits, seventeen miles long and only half a mile wide; each year some fifty thousand ships, including five thousand tankers, transit this navigationally very difficult waterway.
Finally, less than 1 percent of the US navigationally significant Arctic waters have been surveyed with modern technology.
The story both told and untold in the court case is of the slave ship Zong whose captain, having lost his way, navigationally, threw overboard the ship's "cargo" of enslaved Africans in order to collect insurance monies.