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1. A method of estimating the position of a vehicle such as an aircraft or a ship based on its previous position and its course and speed over a known interval of time.
2. Predictive calculation based on inference; guesswork.
[Possibly alteration of ded., abbr. of deduced, from deduce, to trace from the beginning; see deduce.]
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) a method of establishing one's position using the distance and direction travelled rather than astronomical observations
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
Navig. calculation of one's position on the basis of compass readings, speed, and distance run from a known point, with allowances for drift from wind, currents, etc.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
dead reckoning- A calculation based on guesswork.
See also related terms for reckoning.
Farlex Trivia Dictionary. © 2012 Farlex, Inc. All rights reserved.
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|Noun||1.||dead reckoning - an estimate based on little or no information|
|2.||dead reckoning - navigation without the aid of celestial observations|
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.